置換性雜質 的英文怎麼說

中文拼音 [zhìhuànxìngzhí]
置換性雜質 英文
substituted impurity
  • : 動詞1. (擱; 放) place; put; lay 2. (設立; 布置) set up; establish; arrange; fix up 3. (購置) buy; purchase
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ形容詞(多種多樣的; 混雜的) miscellaneous; varied; sundry; mixed Ⅱ動詞(混合在一起; 攙雜) mix; blend; mingle
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • 置換 : displace; substitute; supersede; substitution; replacement; permutation; transposition; transposi...
  • 雜質 : [固體物理] impurity; foreign substance; impurity substance; inclusion; foreign matter
  1. Fourth, the paper treats two kinds of hoisting projects of high alititude construction in bulk and member assembly, hositing machine and plan layout, setting up scaffold and joints, and installing trunks, branches and joints etc. then in detail discusses the method which applys total station to measure three - dimensional coordinate of dendriform structure, including selecting survey sign points, creating survey system and converting survey coordinate system etc. the paper also deep research on the welding performance, welding method, welding process, welding stress and control, welding strain and rectification, weld defects analysis and weld quality inspection, and so on complicated heterogeneity steel weld proplems

    接著系統的論述了高空散裝法和分單元安裝法兩種樹狀結構吊裝方案,樹狀結構吊裝機械及平面布,樹狀結構胎架及節點的搭設,以及樹狀結構樹干、樹枝和節點的吊裝工藝等諸多工藝問題。詳細的論述了採用全站儀對樹狀結構進行空間三維坐標測量的方法,包括測量標志點的選取、測量系統的建立及測量坐標的轉等問題。深入地研究了樹狀結構可焊、焊接方法、焊接工藝、焊接應力及控制、焊接變形及矯正、焊接缺陷分析及焊接量檢查等復的異種鋼焊接問題。
  2. 2. presenting banyan network ' s propert, conflict and the neccesary and sufficent condions of conflict. then, three routing algorithms are presented on realizing permutation routing based on time domain approach under the constraint of avoiding crosstalk, and the complexity of the algotithms are analysed

    2 、給出了banyan網路的一些及實現路由的沖突次數及發生沖突的充要條件,並且給出了基於時域法的無串擾的實現路由的三種調度演算法,討論了演算法的時間復度以及所需要的調度次數的上界。
  3. In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators

    本文致力於用自製的低壓mocvd裝進行cainp _ 2 / gaas / ge空間用高效級聯太陽能電池製作的工藝以及聚光太陽能電池組件的研究。首先,介紹了國內外太陽能電池的研究現狀及應用情況;其次,運用太陽能電池基本原理討論影響電池轉效率的因素,分析了級聯電池的伏安特;隨后,討論了cainp _ 2 / gaas / ge雙結級聯電池的結構設計理念,研究了採用低壓mocvd技術生長cainp _ 2 / gaas / ge級聯太陽電池材料的工藝過程,解決了異材料生長的結晶量、界面應力、材料互擴散以及材料n 、 p型摻等一系列問題;然後總結了級聯電池的后工藝製作;最後,研究了以pmma為材料的菲涅耳線聚焦透鏡的熱壓成型工藝及其模具的加工工藝,設計並安裝完成新型聚光太陽能電池組件。
  4. Dynamic compaction has been widely and successfully used to treat soft ground since its creation by l. menard in 1968 and some of its innovated techniques such as dynamic replacement have been developed. at the same time, theoretical and experimental researches have been done gradually. although there are comparatively some researches on it, the design of dynamic compaction is highly empirical and qualitative because of the complicated parameter of the soil itself

    Menard提出強夯法以來,在軟弱地基加固中得到了廣泛而成功的應用,並在工程實踐中逐漸發展了諸如強夯轉等新的應用形式;與此同時,其強夯的理論與實驗研究逐步開展,但由於主體土體參數的復,強夯加固軟土地基的設計計算仍處于高度經驗和定的水平,加固量及加固效果的檢測也尚需深入探討。
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