離子限 的英文怎麼說

中文拼音 [zixiàn]
離子限 英文
ion limit
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • 離子 : [物理學] ion
  1. The number of cationic bromine and chlorine compounds is restricted.

    溴、氯陽化合物的數量受局
  2. In this thesis, a new finite difference time domain ( fdtd ) method is developed to treat a two - dimensional photonic crystal consisting of nearly - free - electron metals. the method is used to calculate the band structures and investigate defect modes and guide modes in such a photonic crystal

    本論文首先發展了一種基於等模型的有差分計算方法,並應用於二維金屬光晶體,有效地計算了該類光晶體的能帶結構。
  3. Ion detection technique has been successfully used in the study of rydberg states of na2 by pulse optical - optical double resonance. high - lying rydberg states near ionization limit have been observed and high sensitive and high gain spectra have been obtained. this technique is very useful for molecular spectroscopy

    本文首次實現了鈉分體系中探測脈沖激光光譜,研究了鈉分附近的高里德堡態,獲得了高靈敏度和高增益的光譜,拓寬了分光譜研究領域。
  4. Plasma ignition for engine is a new pattern portfire, it firstly lights up the start - up oil and form ignition torch to ignite the main oli in the combustor. lt is a new technolygy, at the present only ukraine have used this technique in marine gas turbine and the ground gas turbine to increase the reliability of retro fires and extend the concentration limit of retro fires

    點火技術是一門新興技術,目前只有烏克蘭將該技術應用到了艦船燃氣輪機和地面燃氣輪機上,由於該項技術主要點火設備具有獨特的放電特性和較大的放電能量,並且能量集中,使發動機的點火可靠性和點火的濃度極得到了極大的提高。
  5. This paper analyzes the influence of sra on the shrinkage - cracking property of hpc by designing five check - up experiments including desiccation - shrinkage, autogeous shrinkage, flat - restraint, anti - chloride ion penetration and ultimate tensile strain

    摘要設計了乾燥收縮、自收縮、平板約束、抗氯滲透性以及極拉應變等5種試驗方法來檢驗減縮劑對高性能混凝土收縮開裂性能的影響。
  6. Chemical analysis of ammonium nitrate for technical use. test of maximum sulphate ion content

    專業用硝酸銨的化學分析.硫含量的試驗
  7. The qubits are typically expressed as certain quantum properties of trapped particles, such as individual atomic ions or electrons

    一般而言,我們利用局於某個地方的粒(例如單獨的原或電)的某些量性質,來代表量位元。
  8. In this paper, based on the amplitude transport equation of fast varying field and the low frequency disturbance equation of electr on density, the evolutions of the density distribution of charged particles and the collapse of electric field have been calculated numerically in two dimensions with three field components under the condition of transverse wave

    所以本文採用了ftcs有差分格式方法,利用二維三分量軸對稱,對空間飛行體與壓縮區內等體非穩態相互作用過程進行數值模擬,得到了電荷密度擾動與電場的變化情況。
  9. The pyrogallol was adhered on the surface of the solid electrode by the direct oxidative electropolymerization to construct the chemical sensors for bi ( iii ). the sensor exhibits perfect long stability and reproducibility. a low detection was obtained in the determination of bi ( iii ) and this way can be applied to determine the real samples such as human hair and nails

    2 、將修飾劑鄰苯三酚直接電聚合到固體電極的表面,研製bi ( )化學傳感器,該修飾電極穩定性和重現性很好,克服了以往碳糊電極機械強度差、重現性不好的缺陷,測定bi ( )達到了很低的檢出,應用於人發和指甲等實際樣品的測定。
  10. All results indicated that cd2 + had obvious harm to the enzymes. the endogenous protective system could be induced in refained degree under the press, however, which came to weakening along with the aggravation of cadmium, adding to extrinsic calcium could enhance the activities of sod and atpase properly, so protecting the damage of cadmium to the fish

    鎘對草魚酶系統有明顯的毒害作用,內源性保護系統的保護作用在受到脅迫后能夠在一定度內被誘導加強,但防禦反應隨著重金屬毒害的加重而減弱,提高水中ca ~ ( 2 + )濃度能夠適當增強體內酶的活性,對草魚的鎘毒性危害起保護作用。
  11. The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly

    束暈?混沌的控制是新一代強流加速器研製的關鍵問題,隨著強流束應用前景的日趨廣闊而日益成為研究的熱點。傳統機械束器因無法解決束暈的再生而收效甚微,因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此,中國原能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上,提出了控制束暈?混沌的非線性控制策略,即在粒徑向所受束自生場力方程的右邊加上非線性控制函數g :並選取一些非線性函數如等進行了控制的模擬研究,將束暈強度控制在0 . 1078左右,取得了初步的控制效果。
  12. In the lowest order, for the propagation of solitons in an inhomogeneous dusty plasma composed by two kinds of dust grains with different masses, if the interface of two kinds of dust grains in an inhomogenous dusty plasma is discontinuous, the tra nsmision and reflection waves both can be described by the kdv equation

    2在非均勻塵埃等體中,對于小的、但有振幅的長波振動,孤可用kdv方程(或kdv型方程)來描述,而且電勢孤的傳播情況在定性上與體中電勢孤的傳播情況一致。
  13. Fuzhon jingmei biotechnology dvelopany limited since its establishent has become the main instrument of the high potential for r & d, production, marketing, iresearch and developent of high - potential therapeneutic apparatus for one set ; including electrostatic field, the negative electric field, the low - frequency field, high frequency anions, such as far - infrared

    福州靜美生物技術開發有公司自成立以來主要自立於高電位健康器的研發、生產及銷售,我公司研發的高電位健康器集多種功能為一體;包括有靜電場、負電場、低頻場、高周波、負、遠紅外等。
  14. In this thesis the in situ brilliant cresyl blue ( bcb ) dimer with weak fluorescence in the solution of anionic surfactant ( as ) sodium lauryl sulfonate ( sls ) was used as fluorescence probe. at the same time, the new method for the determination of bovine serum albumin ( bsa ) was built. the linear range was 0 - 7mg / l and the detection limit ( 3 o / k ) was 3. 66 10 - 3 mg / l, the r. s. d for the determination of 2. 00mg / l bsa was 2. 77 %

    本論文以陽染料燦爛甲酚藍在陰表面活性劑十二烷基磺酸鈉存在下形成的現場弱熒光二聚體為熒光探針,建立了測定牛血清白蛋白的新方法,該法線性范圍為0 7mg / l ,檢測為3 . 66 10 ~ ( - 3 ) mg / l ,對2 . 00mg / l幾的牛血清白蛋白平行測定8次,相對標準偏差為2 . 77 ,說明本法準確可靠。
  15. This thesis consists of four chapters : ( 1 ) a review ; ( 2 ) study on the optical chemical membrane for detection of lead ion by using 2 - hydroxy - 1 - naphthaldehydene - 8 - aminoquinoline as fluorescence indicator ; ( 3 ) study on the optical chemical membrane for detection of lead ion by using meso - ( 4 - methyloxyphenyl ) porphyrin as fluorescence indicator ; ( 4 ) study on the optical chemical membrane for detection of lead ion by using 2 - methene - benzimidazole monoaza - 18 - crown - 6 as fluorescence indicator. in chapter one, the laboratory method for determination of lead ion, the progresses of chemical sensor for detection of lead ion recently and the introduction of the basic theory, relative merits of sol - gel and its application in optical chemical sensor were involved

    第二章利用有機改性的溶膠-凝膠包埋方式,以2 -羥基- 1 -萘甲醛- 8 -氨基喹啉為熒光指示探針,結合正交實驗方法探索了幾個重要因素,如加水量、醇硅比、催化劑、添加劑等對成膜性的影響,制備了對水中鉛有較好響應的傳感膜,其線性范圍為1 . 0 10 - 7 ~ 5 . 0 10 - 5mol / l ,檢測為3 . 6 10 - 8mol / l 。
  16. Although arc spraying has the advantages of high deposition efficiency and low cost, only electrically conductive wire materials can be adopted for arc spraying. the quality of coatings produced with plasma spraying and hvof is high, but large volume of plasma spraying equipment makes it difficult to be used on site, and the high investment of equipment, the large consumption in fuel and high cost prevent from spreading of hvof

    雖然電弧噴塗的效率高、成本低,但它僅適用於具有導電性的線材噴塗:等噴塗及超音速噴塗制備的塗層質量高,但等噴塗設備龐大,不適用於鍋爐現場噴塗;超音速火焰噴塗設備昂貴、耗氣量大、塗層成本高,從而制了它的推廣。
  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量的主要因素主要是抑制柱的電流效率和交換膜的極電流密度,因此採用中等交換能力的交換樹脂作為抑制室的填料以提高電流效率,在通常情況下電流效率可達到90以上;在選用同種交換膜的前提下,可通過增加交換膜的有效面積達到提高極電流的目的從而提高抑制柱的抑制容量,因此提出了多級抑制的概念並據此研製了共電極式高容量電化學抑制柱,該抑制柱最高可將流速為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低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確等優點。
  18. In early prototypes the voltage needed to switch ion flow on and off was 75 volts, far too high to incorporate into modern integrated circuits

    在初期原型產品中,用以開關流的電壓為75伏特,遠高於目前集成電路所能承受的度。
  19. In this paper, research on predicting service life of reinforced concrete component exposed to chloride environment was made : firstly, a finite difference model is developed for predicting the process of chloride penetrating into concrete

    本文對氯侵蝕環境下鋼筋混凝土結構耐久壽命預測進行研究,完成以下一些工作:首先,綜合考慮多種因素影響,建立有差分計算模型。
  20. The finite - temperature field theory is widely used to investigate the property of quark - gluon plasma

    研究夸克膠的有效方法之一是有溫度場論。
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