逐步抗性 的英文怎麼說

中文拼音 [zhúbùkàngxìng]
逐步抗性 英文
stepwise resistance
  • 逐 : 動詞1. （追趕） pursue; chase; run after 2. （驅逐） drive out; expel; banish 3. （挨著次序） one by one
  • 步 : Ⅰ名詞1 （步度; 腳步） pace; step 2 （階段） stage; step 3 （地步; 境地） condition; situation; st...
  • 抗 : Ⅰ動詞1 （抵抗; 抵擋） resist; combat; fight 2 （拒絕; 抗拒） refuse; defy 3 （對等） contend with...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 逐步 : 1 （一步一步地） step by step; progressively; gradually; proceed orderly 2 [數學] successive step...
  1. Finally, the stress and strain distributions of dam foundation in which there have glacis weak surfaces are studied by means of nonlinear fem. with deducing parameters of weak surfaces gradually, stability of the dam against deep sliding is verified. therefore safety of dam and foundation would be estimated

    5 、運用非線性有限元法研究了東張水庫重力壩含有緩傾角軟弱夾層的壩基應力、應變情況，用逐步降低夾層材料參數的方法核算大壩的抗滑穩定，以此評價大壩及壩基的安全性。
  2. Chapter ii : latent capacity and present conditions of water resource. first, the author introduced the total amount and distribution of water resource in the east and central area of gansu, and then discussed the current utilization and contradiction between supply and demand of water resource. and last, the author posed the measures and countermeasures of exploiting water resource. chapter iii : latent capacity and present conditions of land resource. first the author introduced the total amount and distribution of land resource. and then discussed the current conditions utilization and latent capacity of land resource

    對東中部地區的水資源總量、分佈和特點進行定量和定性的分析，以灌區水資源利用及供需矛盾為突破口，對水資源潛力開發的幾個關鍵問題進行了分析：加強與水資源相關的基礎問題的研究；強化水資源危機的意識，建立節水工農生產體系；建立流域水資源統一管理機構；強化節水農業科技成果的推廣轉化；逐步推行噴、微灌高新節水技術；充分利用化學調控技術提高作物抗旱性和水分利用效率；大力發展以集雨節灌技術為核心的集水農業。
  3. Secondly, the effect of transverse deforming on the property of the wedge pressing was studied. the results showed that : the wedge pressing stock with the transverse deforming amount of 10 % acquired the best performance. the highest density got the biggest rate of slope while with the amount of 30 % the curve was more some special structure and performance as following : the large porosities was crushed into small or linear ones with the high - direction deformation amount of 20 % ; as the increasing of the high - direction deforming, the particles got a further deforming, the porosities got a further crushing, the small porosities were mergered by the large ones and the former then disappeared ; when the amound reached 60 %, the quantity of the porosities would obviously decrease which made the materials compact, the microstructure more uniform and the density and hardness curves more horizontal, the relative desity could reach 99. 7 %, the tensile strength b of the as - compacted samples reached 408mpa with the yield strength s teached 289mpa and the elongation percentage reached 13. 6 %. in addition, the microstructure of the wedge pressing stock under the pressing temperectureof 450 was uniform, the porosities and the boundries of the grains basically disappeared and the conjunction between particles was great

    採用雙向楔形壓制，大尺寸噴射沉積5a06鋁合金楔壓坯的組織和性能變化具有如下特點:當高向變形量為20 %時，大的孔洞變形破碎為小的孔洞，或呈線狀孔;隨著高向變形量的增加，顆粒進一步變形，孔洞進一步破碎，大孔「吞併」小孔，小孔塌陷並逐步消失;當高向變形量達到60 %時，孔洞量大為減少，材料基本緻密，組織趨于均勻，楔壓坯料的密度、硬度變化曲線接近水平線，坯料的相對密度達99 . 7 % ，抗拉強度_ b = 408mpa ，屈服強度_ （ 0 . 2 ） = 289mpa ，延伸率= 13 . 6 % ;對比其它的壓制溫度，在450楔形壓制的坯料組織均勻，孔洞及顆粒邊界基本消失，顆粒之間冶金結合良好。
  4. By using the method of reducing shear stiffness by step, that is, reducing shear stiffness during 3d nonlinear finite element analysis, it can simulate the stability of slope when its materials intension become strength from weak. when the slope is limiting equilibrium, we can define the safety factor on this parameter

    應用逐步降低抗剪強度法，即在三維非線性有限元計算過程中逐步降低材料的抗剪強度，可以模擬材料由強減弱的過程時邊坡的穩定性態，繼而由邊坡在極限平衡時的參數確定邊坡的安全系數。
  5. Various of surface modification techniques are gradually developed and all kinds of corrosion resistant materials continuously occur. unbalance magnetron sputtering technology was widely utilized and zrn is an interesting corrosion resistant material

    各種表面改性技術逐步發展起來，各種抗腐材料也不斷出現，其中非平衡磁控濺射技術是近期比較常採用的一種制膜技術， zrn是一種較具吸引力的抗腐材料。
  6. Under the action of corroding materials, the bending capacity of reinforced concrete bending members will deteriorate gradually, and the safe reliability will be reduced

    摘要在腐蝕介質作用下，在役鋼筋混凝土構件抗彎承載能力逐步衰減、安全可靠性不斷降低。
  7. Second, the active center was destroyed and lra began to lose its agglutinate activity. so lra has a comparatively stable structure. the fls of lra with different temperature and ph also showed there was little change

    而圓二色譜的研究表明結構的變化先於活性的變化，先是結構開始變化，但活性中心結構並未破壞，接著結構的進一步變化使活性逐步喪失，表明lra具有較強的抗變性能力。
  8. Fiber reinforced plastics have used widely in every walk of life, especially in aviation and spaceflight because they have more merits than common metal materials, such as light quality, high intensity and so on. they have replaced metal step by step and hold an advantaged position

    纖維增強復合材料與一般的金屬材料相比，具有質輕、高強度、耐腐蝕性、抗沖擊性、整體成型容易等優點，在各行各業已經獲得普遍的應用，特別是在航空航天工業中。復合材料結構正在逐步取代金屬結構，占駐有利地位。
  9. This is by two reasons : the first, as the development of military communication technologies, it transit from digital to software implementation, intelligence, broad band implementation and network implementation. many new technologies such as adaptive frequency hopping, burst communication, broadband modulation and complex coding accelerate the research about pertinence algorithms of signal sense and signal processing. the second, three hotspots of modern signal processing - spectrum estimation, high - order statistics ( hos ) and time - frequency analysis theory become more and more consummately and being used in communication jamming and anti - jamming field

    應用於軍事通信對抗的信號處理理論發展非常迅速，這得益於兩個方面的動力：其一，軍事通信的技術和手段不斷更新，在數字化的基礎上逐步走向軟體化、智能化、寬帶化和網路化，出現了自適應跳頻、突發通信、寬帶調制和復雜編碼等新的實用技術，推動了具有很強針對性的信號偵測和處理領域的演算法研究；其二，現代信號處理的三大熱點? ?譜估計、高階統計量方法、時頻分析的理論和技術日臻完善，並逐漸應用於通信對抗領域。
  10. In the multi - variables linear regression analysis, the 28d cube compressive strength is looked as function and the four factors of experiment is viewed as independent variables. the linear equation between compressive strength and four factors is concluded. the optimum regression equation is deduced by stepwise method

    多元線性回歸分析中，以28d抗壓強度為函數，正交試驗中的四因素作為自變量，得出了抗壓強度與各因素之間的線性表達式，再經過逐步回歸法確定了最優回歸方程。
  11. The vickers hardness, bending strength and fracture toughness were studied. the experiment results show that the starting powders size has a significant effect on the properties of al2o3 - tic ceramics. the al2o3 - tic ceramics with various additions of tic, from 15 to 35 wt. %,

    對不同粒度的原料粉末制備的al _ 2o _ 3 - tic復合陶瓷，隨著原料粉末的逐步變細，復合陶瓷的抗彎強度和斷裂韌性都逐步提高，但原料粉末的細化對硬度卻沒有與此對應的影響。
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