最低有效量 的英文怎麼說

中文拼音 [zuìyǒuxiàoliáng]
最低有效量 英文
lowest effective dose
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 有效 : effective; valid; efficacious
  1. The research indicates that the modern sediment is divided three layers : polluted layer, transition zone and unpolluted layer. just the pollute layer cause dianchi lake environmental pollution. the high value district of ammoniac nitrogen distributes near northern part haigeng mainly, middle part increase slightly, have most lower near southern part, the content of ammoniac nitrogen of the polluted layer sediment lower than the lower layer ; the high value district of effective phosphorus distributes near haikou - jinning, from the north to the south, the content of effective phosphorus increases progressively, the content of effective phosphorus of the polluted layer sediment obviously higher than the lower layer

    研究結果表明:滇池現代沉積物主要分為三層,污染層、過渡層和未污染的湖泊沉積層,其中污染層是對滇池環境污染造成影響的層位;氨氮的高值區主要分佈在北部海埂附近,中部略增高,南部則,表層沉積物的氨氮含於下層;而磷的高值區則分佈在海口?晉寧附近,由北向南,磷的含依次遞增,表層磷的含要明顯高於底層。
  2. The research results show that when the fly ash content is under 30 %, the strength of rcc can be increased but the effect is a little ; and with the fly ash content increased the dry shrinkage of the rcc reduced straightly, and the abrasion resistance and freeze resistance increased obviously. ( 3 ) fly ash can increase durability of the rcc and under the experiment condition, the perfect mixing content is 30 %

    試驗結果表明: ( 1 )粉煤灰摻小於30 %時能提高碾壓混凝土強度但影響度不大; ( 2 )隨著粉煤灰摻的增加,碾壓混凝土的干縮呈直線降,且抗磨性和抗凍融能力明顯提高; ( 3 )粉煤灰能提高碾壓混凝土的耐久性,且在試驗條件下的佳摻為30 % 。
  3. The brief name ring, measures a device right high, inside, low and each segment scope for ability for even emersion of signal, pointing lowestly validity returning putting the frequency with tallestly validity returning put of the frequencying. request towards device rang contain both side, on is a scoping as far as possible breadth, can be namely frequency bottom that replay the is as far as possible low, and the upper limit is as far as possible high ; two is a frequency scope the inside is at all point to respond to as far as possible flat, avoided to appeared the big motion

    簡稱頻響,衡一件器材對高中各頻段信號均勻再現的能力,指回放頻率與回放頻率之間的范圍。對器材頻響的要求兩方面,一是范圍盡寬,即能夠重播的頻率下限盡,上限盡高二是頻率范圍內各點的響應盡平坦,避免出現過大的波動。
  4. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素研究水位的可行性,並按變對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、小均方誤差原則等等數學理論及方法機揉合,提出了能實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;後,明確黃河下游含沙對水位的主要影響方式,即含沙主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  5. " just about every single person who got off the bicycle at our ride - and - drive said it s amazingly smooth, " klehm says. with a nuvinci bike, riders can shift whenever they want, at any speed, whether they re pedaling or coasting, going uphill or down. " our transmission technology is scalable from bicycles to wind turbines, " he said

    車架瞬間轉點的位移向與搖臂軌跡為同一直線上,影響果包含了踩踏與煞車功能,而這設計能讓車架在避震行程內,將振動做化的移轉,來提供好的騎乘感,並降甩尾現象與減少踩踏的反作用力。
  6. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象,通過大的室內及現場試驗,從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手,對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究,獲得了如下認識及進展:昔格達混合填料承載比值受填料含水及其中泥巖含的影響,當泥巖含小於一定值時,昔格達混合填料具較高的承載比值,能夠滿足高速公路對填料的強度要求;建立了綜合評判昔格達填料性能及現場壓實果的現場承載比( cbr )標準;對于昔格達填料而言,佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振;提出了與室內擊實優含水相區別的施工佳含水的概念。
  7. Methods the optimal proportion of levant storax oil and dalbergiae odoriferae oil, which were active ingredients of the traditional chinese medicine styrax and dalbergiae odoriferae, was bolted by using uniform - design method ; the myocardial ischemia model of rats was set up through the induction of isoprel and the above rats were divided into 5 groups, which were model control group, high dose group of shuangxiangyou, middle dose group of shuangxiangyou, low dose group of shuangxiangyou, and positive control group of muskone

    方法傳統中藥蘇合香和降香的成分蘇合香油和降香油佳配比採用均勻設計方法篩選;建立由異丙腎上腺素造成的心肌缺血大鼠模型,將實驗分為模型對照組、雙香油高、中、3個劑組及冠心蘇合丸陽性藥物對照組后進行藥學實驗。
  8. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具體的的抗震設防烈度和場地特徵周期結合起來,計算分析了成層地基中單樁的橫向地震響應,得到了以下結論: 1 )上部結構慣性力對樁的橫向地震響應的影響不可忽略; 2 )成層地基中的單樁的橫向地震響應主要受地震基本加速度、場地特徵周期、上部結構質的影響,隨地震基本加速度、上部結構質的增大而增大;場地特徵頻率越接近樁基自振頻率,樁基地震響應越大,等於自振頻率時,由於發生共振現象,樁基響應幅值大; 3 )樁土剛度比越大,樁土之間的相對位移的幅值越大; 4 )樁頂固接的連接方式,可以地降地震時單樁的橫向地震響應。
  9. The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites

    研究結果表明:採用高純度的fe2o3利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含,優化配方;由於粉體活性受預燒條件的影響,所以對不同要求的鐵氧體選擇的預燒條件就不一樣,適當降預燒溫度利於獲得較高的起始磁導率,而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求,可以選擇不同的球磨時間;而的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備關鍵的工藝,適宜的燒結工藝可以獲得理想微結構和組成,從而得到高性能的鐵氧體材料;而從材料的微結構上來看,要提高材料的截止頻率,就要適當地細化晶粒、增加晶粒內部的氣孔。
  10. Escm is an effective and transparent chain that interpenetrate the suppliers, manufacturers and distributors. the enterprises on the chain act synergistically, and each can find its best cooperation corporation in the shortest time and win the market by the lowest cost, the fastest speed and the best quality. therefore a benign loop is set up. such chain breaks the old situation of the commission agent system and finds a solution of e - business

    電子供應鏈這一新的經營與運作模式,是利用現代信息技術,建立一條貫穿供應商到製造商再到分銷商的信息透明、運作高的」鏈」 ,鏈上的節點企業同步、協調運行,可以使企業在短時間里尋找到好的合作夥伴,用的成本、快的速度、好的質贏得市場,鏈上的所企業都能因此受益,從而產生良性循環。
  11. Tfx acts as an execution - only broker associated with the one of the world s most influent market - makers and offers a diversity of leverages on foreign exchange as well as precious metals gold silver and cfds contracts for difference on stocks indices

    瑞匯的投資杠桿組合從的0倍到高的100倍,從而為客戶形成了一個更為的投資方式組合,並且避免了對實際投入資金數的高額要求。
  12. Due to the short distance among the planes which fly in a group, the conventional low resolution radar can not distinguish them in both distance and azimuth ? if we use the technology of isar to resolve the difference among doppler frequency of the targets and obtain a fine resolution cross - cross image, we may separate them, but a long time of coherent processing is needed <, for the formation targets, it can be approximately divided to rigid body and nonrigid body, so for the formation targets, that can be regarded as rigid which has a relative position and an identical movement, can be approximately considered as a large target, and be compensated by translational phase with the rule of minimum entropy, but for the most those cannot accord with the approximation of rigid, being the doppler - frequency of the aim is linear changed, by the relax method with short data, increases the resolving performance of multiple target to the aim in the frequency domain, since cross - range resolution is based on the accumulative time, so it is greatly improve the resolution to formation targets by the instant cross - range image which produced by radon - wigner transformation

    分辨isan成像及干涉技術應用研究一因此直接無法分辨編隊目標的架數,我們借鑒isar的技術,通過較長時間的相干積累,在多普勒頻域上對目標進行分辨。而對于編隊目標,可分為近似剛性的多目標和非剛性的多目標,所以對于可以近似為剛體的編隊目標相對位置固定,運動方式一致,可以近似看作一個大目標,採用小墑準則對平動相位的進行補償,但是大多數並不滿足剛體近似的編隊目標,由於目標在相干積累時間的多普勒頻率近似呈線性變化,通過對較短數據利用relax的時頻分析方法,提高了頻率域上目標分辨的性能。由於橫向解析度取塊于橫向積累時間,所以利用radnwigner變換得到瞬時的一維橫向距離像大大提高了對編隊目標的分辨,對模擬和實測數據的大分析結果表明此方法的性和可行。
  13. The electrical conductance of the gold / polymer composite films was tunable, and a low resistivity of the order of 10 ~ ( - 4 ) cm was yield. the conducting mechanism was not determined, perhaps the tunnel effect and the foreign - substance - electron - transfer should be considered

    聚合物金納米粒子復合薄膜的電阻率可調,電阻率可達10 ~ ( - 4 ) ? cm級,導電機制可能與隧道應及雜質離子導電關。
  14. In video shot segmentation, an improvement to double - threold shot segmentation algorithm is provided, which uses multi - frame sampling technique and can improve the performance significantly on the detection of gradual transition. an abrupt transition detection algorithm is also developed on the basis of the closest pixels matching in spatio - temporal slice, which decreases the false rate and computing strength greatly

    在視頻鏡頭分割方面,提出了一種基於多幀抽樣的雙重比較鏡頭分割演算法,地提高了對視頻鏡頭漸變檢測的性能;同時,針對視頻鏡頭突變的檢測,提出了一種基於近鄰像素匹配的時空切片鏡頭突變檢測演算法,該演算法顯著降了突變檢測的虛檢率和計算
  15. This system can significantly simplify the tedious data in the lab and other control points, and thus greatly increase the production efficiency and decrease the amount of work by the workers. moreover, this system can also provide a flat for production technology optimization, helping the quality controllers to make quality control decisions. quality controllers can realize the closed loop quality adjustment and improve the production technology via the on - site equipment

    本系統不僅能顯著簡化浩繁的化驗室數據及其他控制點的數據,大大提高勞動生產率,降工人勞動強度,而且能夠提供一個的生產工藝優化平臺,輔助企業質管理人員完成質控制決策,通過現場設備,實現質閉環調控,優化生產工藝過程,終達到保證水泥生產質,提高企業經濟益的目的。
  16. The planning and programming of the shipping routes, which is the basic elements of the large - scale production and interconnected management, is the key points to develop the service and reduce costs

    實踐證明,作為集裝箱運輸規模化、網路化經營重要的基礎性工作,核心班輪的班期規劃與設計的好壞,對于能否提升服務質和降經營成本至關重要。
  17. According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography

    第二章首先以xyz - 1型電化學抑制柱為例,分析了電化學抑制柱的抑制過程得出影響抑制容的主要因素主要是抑制柱的電流率和離子交換膜的極限電流密度,因此採用中等交換能力的離子交換樹脂作為抑制室的填料以提高電流率,在通常情況下電流率可達到90以上;在選用同種離子交換膜的前提下,可通過增加離子交換膜的面積達到提高極限電流的目的從而提高抑制柱的抑制容,因此提出了多級抑制的概念並據此研製了共電極式高容電化學抑制柱,該抑制柱高可將流速為1 . 0ml / min ,濃度為200mmol / l電導率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電導率至8 . 9 s ? cm ~ ( - 1 )的純水,並且具穩定性高、分析結果準確等優點。
  18. Abstract : the effects of sodium hydroxide concentration and chlorination temperature on effective chlorine content of calcium hypochlorite were tested. the effects of mesh number of standard sieve on effective chlorine content of calcium hypochlorite were tested. the retrieval technology of effective chlorine in mother liquor of calcium hypochlorite was researched, and the effects of cycle number on effective chlorine content of calcium hypochlorite were tested. the results indicate that when sodium hydroxide concentration is 333. 3 g / l, and chlorination temperature is 20, the effective chlorine content of calcium hypochlorite is highest, that when mesh number of standard sieve is 180 mesh, the effective chlorine content of calcium hypochlorite is higher, but the passing sieve rate is not too low, that the cycle number has no remarkable effect on the effective chlorine content of calcium hypochlorite, and the effective chlorine content of calcium hypochlorite is basically above 80 %

    文摘:測試了燒堿質分數和氯化溫度對漂粉精氯含的影響,測試了分鹽用標準篩目數對漂粉精氯含和過篩率的影響.研究了漂粉精母液中氯的回用工藝流程,並測試了循環次數對漂粉精氯含的影響.結果表明,燒堿質分數為25 、氯化溫度為20時,漂粉精的氯含高;標準篩目數為180目時,漂粉精的氯含較高而過篩率不太;循環次數對漂粉精氯含顯著影響,並且漂粉精氯含基本上可以達到80以上
  19. As a result of the good control of the quality and cost, it is our special competence to offer products with best quality, lowest price and most competitive moq to our precious customers

    由於對產品質和成本的控制,我們能為客戶提供優質而廉價的產品,以及極具競爭力的起訂
  20. Minimum turnover : party b shall undertake to solicit orders from the above commodity from customers in the above territory during the effective period of this agreement for not less than usd 200000

    業務:在本協議期內從上述代理區域內的顧客處招攬的上述商品的訂單價值不於20萬美元。
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