順反效應 的英文怎麼說
中文拼音 [shùnfǎnxiàoyīng]
順反效應
英文
cis trans effect- 順 : Ⅰ介詞1 (向著同一個方向) in the same direction as; with 2 (依著自然情勢; 沿著) along; in the d...
- 反 : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 效應 : [物理學] effect; action; influence
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An one - pot process including direct condensation of ethyl isodehydracetate and hydrocitronellal, followed by decarboxylation, isomerization and isomer resolution, was developed for practical preparation of zr juvenile hormone analogue series with high content of effective component
以異脫氫乙酸乙酯與甲氧基香茅醛直接縮合為起點,將縮合、脫羧、異構化、 (順、反)異構體拆分等採用多步反應連續一鍋法的操作方法,成功地得到高有效含量的zr型保幼激素類似物。Meanwhile, fundamental principles about electroless tin plating by reducing agent and disproportionation reaction were explained. function of every component in the bath was explained that complexing agent can effectively change the potential of copper and tin, and accelerate the beginning of replacement reaction favorably ; reducing agent can increase the rate of chemical reaction and has the effect of promoting reaction dynamics too ; antioxidant can effectively prevent sn2 + in the bath from being oxidated ; additive agent a can improve the stability of the bath ; additive agent b has such effects as refining and brightening for the tin deposits, and it enlarges the range of brightening section ; additive agent c used as leveling agent can not only make the depostis level off, but also improve the dispersive ability of the bath ; surface - active agent can solve bubble problem which gathered on the surface of the deposits, and improve the surface quality of the deposits and the bath stability
闡述了鍍液中各組分的作用:絡合劑能有效地改變銅、錫的電位,促使初期的置換反應順利進行;還原劑能加快化學反應速度,對反應動力學有積極的促進作用;抗氧化劑能有效地防止鍍液中sn ~ ( 2 + )的氧化;添加劑a能提高鍍液的穩定性,添加劑b對鍍層能有細化和光亮作用,擴大了鍍層光亮區的范圍;添加劑c作為平滑劑,不僅能增強鍍層表面的平整性,而且能提高鍍液的分散能力;表面活性劑較好地解決了化學鍍過程中汽泡在鍍件表面聚集的問題,提高了鍍層的表面質量和鍍液的穩定性。This paper theoretically inquires into the general principles and the transporting requirements for large item transport. by expounding and proving all kinds of transport plans, the paper gets an effective whole reading transport plan, including the choice of the transport route, the analysis of the bridge and road, the founding of a special transport organization. for transporting the container successfully, the paper carefully analyzes the route and conditions of transporting it, and gives several possible programs. by the way, this paper states every detail of whole reading transport and tries to give each solution of every problems
本文對大件運輸的一般規律和運輸要求進行了理論探討,根據核反應堆壓力容器的結構特點和運輸要求,經過各種運輸方案的論證,確定出一種行之有效的全公路運輸方案,選定運輸線路,分析道路橋梁狀況,建立運輸組織機構,使該大件順利運達目的地。本文詳細說明了核反應堆壓力容器運輸線路條件和幾種可能的方案,闡述了全公路運輸方案的各個細節及所解決的各種運輸技術難題。It ' s necessary to raise the cost of the stock financing to balance the cost of all kinds of financing channel so as to optimize the financing structure of the listed companies in our country. sixth, the relationship between financing structure and the change direction of performance has been empirical proved to be accord with the financing order theory of western countries
6 、我國上市公司融資結構與業績變化的關系符合西方融資順序理論,理性的融資結構應該以內源融資一一債務融資?股權融資為順序,但實際情況卻是相反,並使得上市公司資金使用效率低下,業績總體上不斷下降,資本市場的資源配置功能沒能有效發揮。This topic focused on the radiation effect on the uhmwpe fiber with electron beam ( eb ) radiation. and instron, sem, atr - ir, xps, epr, xrd et al were used to characterize the structure and properties of uhmwpe fiber before and after radiation treatmentand on this condition we probed into the grafting modification with eb radiation technology
本課題研究uhmwpe纖維的電子束輻照效應,運用電子強力機、掃描電鏡( sem ) 、全反射紅外( atr ? ir )光譜、 x射線光電子能譜( xps ) 、電子順磁共振儀( epr ) 、 x射線衍射儀( xrd ) 、接觸角和交聯度測定等方法對uhmwpe纖維在電子束輻照作用下的主要結構與性能變化規律進行了表徵和分析,在此基礎上對運用電子束輻照技術進行uhmwpe纖維的表面接枝改性進行了探討。The work mainly consists of four parts : the first part is to use oxidation and lpcvd technique to produce sio2 mask film and si3n4 insulation film in order to enhance the heating efficiency of micro chamber, and guarantee the carry out of the reaction. the second part is to use the combination of dry etching and wet etching to produce reaction micro chamber, it is the container which carry out the pcr reaction, and dna sample carry out amplification reaction here. the third part is to use the sputtering, photolithography to produce heaters and temperature sensors which heat the reaction micro chamber and provide the temperature condition for the pcr reaction
首先,利用氧化工藝和lpcvd技術,生長sio _ 2掩膜層和si _ 3n _ 4絕緣層,以提高反應腔的熱效率,保證擴增反應的順利進行;其次,用濕法腐蝕和干法刻蝕相結合的方法加工微型腔體,使之作為dna樣品進行pcr擴增反應的容器;第三,用濺射、光刻等工藝在微型腔體底部製作微型加熱器和溫度傳感器,實現對反應腔體的加熱及其溫度的精確測量,提供pcr擴增反應所需的溫度條件。The author also studied ugii, interface statements and internal functions, after a development by using visual c + + 、 ug / open api, inherit functions of ugii, the functions of curve smooth, surface smooth and surfaces combination. after the tests in motorcycle reverse engineering, 1 ) the bad points can be deleted by using curve smoothing function, so the curve become more smooth
二次開發的功能在某摩托車型的反求過程中的應用,取得了良好的效果: 1 )曲線中的壞點可以通過調用曲線光順的模塊而得到修改,曲線的光順性大大改觀。分享友人