lead ratio 中文意思是什麼

lead ratio 解釋
鉛比
  • lead : n 1 鉛,鉛製品。2 【航海】測鉛,測深錘,水砣。3 〈pl 〉(鋪屋頂的)鉛皮;鉛皮屋頂;【印刷】插鉛,...
  • ratio : n. (pl. ratios)1. 比,比率,比值;比例;系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達;求出…的比值;使…成比例。2. 將(相片)按比例放大或縮小。
  1. The experimental results show that the cycle of the mother liquid increases the yield of the product, the seed crystal can improve long - diameter ratio remarkably, the proper additive reduces the speed of crystal growth and make size distribution homogenize. through appending different seed crystal and bivalent lead at one time, we may receive when the content of the seed crystal is 0. 075 % and pb2 + is 20 - 50ppm, the yield of the basic magnesium chloride whisker is high and crystal shape is good. the surface active agent can improve dispersion performance of the basic magnesium chloride whisker

    研究結果表明:母液循環可以提高堿式氯化鎂晶須的產率;添加晶種可明顯的改善晶形;合適的添加劑可以降低晶體生長速度並可提高晶須的粒徑分佈;而同時加入不同用量的晶種和pb ~ ( 2 + ) ,試驗結果表明晶種含量在0 . 075 , pb ~ ( 2 + )在20 50ppm時,晶須的產率高,晶形好;表面活性劑對產品的分散性能有所改進。
  2. It is well known financial business usually has higher asset - liability ratio. once it is lost, it will lead to financial risks

    金融企業通常具有較高的資產負債率,一旦其資產經營出現巨大損失,就可能產生很大的金融風險。
  3. Being a liquid containing high organic pollutants, brewery wastewater may not only lead to environmental pollution, but also decreas e the utilization ratio of raw material used in beer production. therefore, many sc holars and breweries have paid much attention to developing new techniques for t reating and making use of brewery wastewater. this paper makes a comparison among various new techniques on the basis of analyzing the sources and characteristic s of brewery wastewater. it is concluded that a single technique can not effectiv ely remove the contamination from brewery wastewater, and only the combination of various techniques can achieve great benefits both in economy and in environment. thus, several proposals are put forward for future research

    啤酒廢水中有機物的含量較高,如直接排放,既污染環境,又降低啤酒工業的原料利用率.為此,許多學者和廠家對啤酒廢水的處理與利用技術進行了研究.本文在闡述啤酒廢水的來源及特點的基礎上,對幾種常見的處理利用技術進行了比較,結論是:單一的處理和利用技術不能從根本上解決啤酒廢水的污染問題,只有將多種技術結合使用,才能達到經濟效益和環境效益的統一.最後,對未來的研究方向提出了幾點建議
  4. The analysis on unilateral, bilateral and lateral - torsional coupled seismic response of base - isolated structures with lead rubber bearings is carried out. the maximal displacement of the bearings is studied. the influence on lateral - torsional coupled seismic response of base - isolated structures due to the excentricity and uncoupled period ratio of the superstructure, and the excentricity of the isolation system is investigated

    對鉛芯疊層橡膠支座基礎隔震結構進行了單向及雙向地震反應對比分析,並研究了支座最大位移的確定;對結構進行了平?扭耦聯地震反應分析,研究上部結構的偏心距及非耦聯周期比、隔震層偏心距等因素對結構的平?扭耦聯地震反應的影響,並對結構平?扭耦聯地震反應的控制進行了探討。
  5. Lead - uranium ratio

    鉛鈾比率
  6. The model of this paper explores the links between the following factors and the credit rationing in china. the change of banks " attitude to credit risk may lead to credit rationing ; banks give much more emphasis on the trade cost and the payable value of collateral, which may give rise to credit rationing ; the decreasing of asset price during economic stagnation produces credit rationing ; the bias of banks " objective function from the maximization of profit and the transformation of the function relating to the reform of the financial system cause credit rationing ; if different parts of the whole markets are not integrated, the credit in the part with low capital return ratio will be rationed. during economic recession, banks tend to ration the credit in the high - risk market ; the removing of interest ceiling will narrow down the interest spread of deposit and credit at least during a period, which may strengthen credit rationing ; meanwhile, the vulnerable borrowers, including small and middle - sized enterprises, will get more credit from banks even though they have to pay a higher interest rate

    論文的模型探討了下列因素和中國信貸配給現象之間的聯系:商業銀行對信貸風險的態度變化,在辨別和控制信貸風險上開始投入大量的成本,這一過程會導致信貸配給;商業銀行對與法治環境相關的交易成本和抵押品清償價值的日漸關注會導致信貸配給;宏觀經濟緊縮時期資產價格下降會導致信貸配給;商業銀行經營目標函數偏離利潤最大化,近幾年金融業改革過程使商業銀行目標函數發生變化,這一變化過程可能導致信貸配給;在市場分化的條件下,收益水平低的市場會遭受信貸配給;在經濟下滑時期,商業銀行尤其會對高風險市場配給信貸;利率市場化使商業銀行的存貸利差至少在一段時間內縮窄,利差縮窄可能加重信貸配給的程度:在利率市場化條件下,弱勢借款者,包括中小企業,遭受信貸配給的程度可能得到緩解,但支付的貸款利率水平將會升高。
  7. The results show that the recovery of lead, gold and silver are 93. 36 %, 91. 02 % and 69. 38 % seperately, and the recovery of copper in matte is more than 98 % when the ratio of lead concentrate to alloy is 230 %

    試驗結果表明:當鉛精礦相對合金加入比率為230 %時,鉛直收率93 . 36 % ,金和銀直收率分別為91 . 02 %和69 . 38 % ,銅在冰銅中的直收率為98 %以上。
  8. At the initial stage of planar technique, b was employed as ideal diffusion impurity in base - region of npn si planar devices because of the match of its solid - solubility and diffusion coefficient in si with those of p in emission - region, and the good shield effect of sio2 film to b. but because of the relatively large solubility ( 5 1020 / cm3 at 1000 ) and the small diffusion coefficient, the linear slowly - changed distribution of acceptor b in pn junction can not be formed, which could not cater to the requirement of high - reversal - voltage devics. thereafter b - a1 paste - layer diffusion technology and close - tube ga - diffusion technology had been developed, while the former can lead to relatively large the base - region deviation and abruptly varied region in si, which caused severe decentralization of current amplification parameter, bad thermal stability and high tr ; the latter needed the relatively difficult pack technique, with poor repeatability, high rejection ratio, and poor diffusion quality and productio n efficiency

    在平面工藝初期,由於b在硅中的固溶度、擴散系數與n型發射區的磷相匹配, sio _ 2對其又有良好的掩蔽作用,早被選為npn硅平面器件的理想基區擴散源,但b在硅中的固溶度大( 1000時達到5 10 ~ ( 20 ) ,擴散系數小, b在硅中的雜質分佈不易形成pn結中雜質的線性緩變分佈,導致器件不能滿足高反壓的要求,隨之又出現了硼鋁塗層擴散工藝和閉管擴鎵工藝,前者會引起較大的基區偏差,雜質在硅內存在突變區域,導致放大系數分散嚴重,下降時間t _ f值較高,熱穩定性差;後者需要難度較大的真空封管技術,工藝重復性差,報廢率高,在擴散質量、生產效率諸方面均不能令人滿意。
  9. A lead isotope ratio data base of ancient chinese bronzes

    夏商周青銅器鉛同位素示蹤研究數據庫的構建
  10. The correlative item of 《 code for design of concrete structures 》 ( gb50010 - 2002 ) points out that when the slenderness ratio of the member is greater than 30 the method of - l _ 0may lead great error, should adopt model column method

    現行《混凝土結構設計規范》 ( gb50010 - 2002 )條文說明指出當柱長細比大於30時偏心距增大系數方法( - l _ 0法)會有較大的誤差,宜採用模型柱法分析。
  11. The influences of the calcination temperature and time, the concentration ratio of deionized distilled water to c - v _ 2o _ 5 and the agitation time on the synthesis of a - v _ 2o _ 5 were studied by orthogonal array design and the interactions between the parameters were considered. so the optimum experimental factors were obtained. lithium rechargeable battery positive electrodes based on these optimum conditions could lead to experimental cells with large discharge specific capacity and good cycling performance

    用正交實驗研究了煅燒溫度、煅燒時間、去離子水與晶態v _ 2o _ 5 ( c - v _ 2o _ 5 )的濃度比和陳化時間對合成a - v _ 2o _ 5的影響,討論了這些參數間的交互作用,並獲得了最優試驗參數,以該最優試驗參數所制備的a - v _ 2o _ 5為可充鋰電池正極的實驗電池,具有較大的放電比容量和較好的循環壽命。
  12. Research on the mineral sources of bronze vessels in shang - zhou by lead - isotope ratio

    從鉛同位素比值試析商周時期青銅器的礦料來源
  13. The different altitude up to base plate and distance between suspension girder has been set up and it lead to different damping ratio. lots of experiment is done in order to find optimum altitude and distance of suspension girder

    研究發現,不同懸柵設置高度,不同柵條間距時產生的消能效果不同,並對此用模型試驗進行了最佳懸柵高度及柵條間距的優化分析。
  14. This present dissertation analyzed the practice of power price in china ’ s dsm by using quantitative method and qualitative method. though the price shifted part of peak load to the valley, and enhanced the electro - efficiency. it did not lead to the load ratio remarkably rise

    盡管電價在我國電力需求側管理中具有移峰填谷的作用,提高了電能的使用效率,但是,價格杠桿的運用沒有帶來用電負荷率的大幅提高,電價對調荷節電的作用並不明顯。
  15. In chapter 2, research on principles of exergy anaiysis in air - conditioning lead to a new selection of dead - state and proper evaluation of air - conditioning process with exergy effectiveness and exergy efficiency ratio. the conversion of available energy in different evaporative cooling processes is analyzed and evaluated in chapter 3. as results, exergy of moist air is suggested to be evaporative cooling potential and regenerative evaporative cooling will be most potential in effectively utilizing the available energy

    第三章對蒸發冷卻過程能量及有用能轉換關系進行了研究,闡明了濕空氣(火用)作為蒸發冷卻潛力的合理性,對蒸發冷卻方案的(火用)分析評價指出了各種蒸發冷卻方式的適用性與合理的使用原則以及提高蒸發冷卻過程有用能利用率的發展方向。
  16. Be filled with when city rate when be negative number, at this moment city is filled with ratio index lack fidelity, cannot serve as referenced index, right now but by lead completely with city ( price of every stock market / every net assets ) wait for other index to serve as reference

    當市盈率為負數時,這時的市盈率指標失真,不能作為參考的指標,此時可由用市凈率(每股市價/每股凈資產)等其它指標作為參考。
  17. It is found that cyclic loading at high differential stress level will lead to the decrease of felicity ratio, and the value max can be decreased by some crack systems in specimen. there is still a lot of ae during unloading at high differential stress level, which implies that the deformation is dominated by fracturing at low differential stress level, and the deformation by frictional sliding increases greatly at high differential stress level

    關于應力方式對巖石破裂的影響,發現較高差應力水平下的多次循環加卸載會使felicity比減小;某些構造能使巖石產生felicity效應的應力門檻值_ ( max )降低;由高差應力水平下卸載時仍有大量聲發射產生推測:在低差應力水平下,破裂以裂紋尖端的突然擴展為主;在高差應力水平下,沿已有的裂紋面的滑動破裂大量增加。
  18. In mobile communication and high - speed wireless digital communication, multi - path, the finity of channel bandwidth and faultiness of the channel, lead to the bringing of intersymbol interference ( isi ) when data transfer. this is an important factor that degrades the performance of communication. however channel equalization technique can eliminate the isi and noise, it can also reduces the bit error ratio

    在移動通信及高速無線數據通信中,多徑效應和通道帶寬的有限性以及通道特性的不完善性導致數據傳輸時不可避免地產生碼間干擾( isi ) ,成為影響通信質量的重要因素,而通道的均衡技術可以消除碼間干擾和噪聲,並減少誤碼率。
  19. The performance of this material is affected by many parameters, five of which, including exposure power, beam ratio, grating periods, thickness of sample, composition ratio are analyzed in detail by experiments. the results illustrate that weak exposure power and a 1 : 1 beam ratio lead to the good performance

    用實驗方法詳細分析了實驗條件(包括記錄光強、記錄角度(可換算成光柵周期) 、束比)對材料全息存儲性能的影響,並分析了材料本身的參數(包括材料厚度和單體比例)對材料全息存儲性能的影響。
  20. Next, it analyzes the weaknesses in the aspects of low industry concentration, reduced resource arrangement efficiency due to unfair competition, laggard technology of recycled lead production, small ratio of deep - processing products. finally, it studies the countermeasures of lead and zinc metallurgy industry in china in the aspects of country, industry and company

    從行業集中度低、不公平的競爭降低了資源配置效率、再生鉛工業水平落後、產品深加工比例小等方面分析了行業發展的劣勢;從國家、行業、企業三個層面研究了發展我國鉛鋅冶煉行業的對策。
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