斷口面 的英文怎麼說

中文拼音 [duànkǒumiàn]
斷口面 英文
area of fracture
  • 斷 : Ⅰ動詞1 （分成段） break; snap 2 （斷絕;隔斷） break off; cut off; stop 3 （戒除） give up; abstai...
  • 口 : Ⅰ名詞1 （人或動物進飲食的器官; 嘴） mouth 2 （容器通外面的地方） mouth; rim 3 （出入通過的地方） ...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  1. The tensile strength and young ’ s modulus of cf / ep specimens before and after vacuum thermo - cycling were measured by an electrical universal material testing machine. an electron scanning microscope was used to perform the surface morphology and fractography of specimens

    真空熱循環試驗前後cf / ep層合材料的拉伸性能由電子萬能材料試驗機完成，本文利用掃描電鏡觀測試樣表面形貌和拉伸后的斷口形貌。
  2. Relations between the fractal dimensions of tensile fractures and the tensile ultimate stresses for the grain composite material caco3 abs

    拉伸斷口表面分形維數與其拉伸強度極限的關系
  3. Failure of cast aluminiuin alloy box was analysed by metallographic and fractographic analysis, and cast defect anti variation of cross section thickness were identified as main causes of failure

    通過金相及電鏡斷口分析，確定箱體失效系鑄造缺陷和幾何截面差過大所致。
  4. Advantages, disadvantages and limits of arm are thoroughly examined using signal processing methods. based on the above, incoherent and coherent two - point - source decoy methods and modified coherent two - point - source decoy methods to deflect arm are brought forward. arm ’ s homing heads are generally of mono - pulse structure, so coherent two - point - source ’ s interference resembles that to mono - pulse radar except that interference to radar belongs to far field scope, but interference to arm varies from far field to near field because relative distance drastically changes between the homing head and the two - point - source with missile ’ s homing head continually approaching the target

    Arm的導引頭一般為單脈沖體制，因此，相干兩點源對導引頭的干擾類同於對單脈沖雷達的干擾，不同的是:對雷達的干擾都是遠場，而導引頭隨著導彈不斷接近目標，兩點源與導引頭的相對位置發生劇烈變化，由遠場變化到近場;導引頭天線口面上的合成場也發生了大的變化，相位波前的畸變產生干擾，這就是相干兩點源誘偏的基本思想。
  5. The fracture surface of the wires studied by scanning electron microscopy ( sem ) shows a suitable interfacial bonding between the fiber and aluminum

    復合絲拉伸斷口的掃描電鏡（ sem ）觀察可見斷面有一定起伏，部分纖維拔出但長度較短，表明纖維與基體具有適當的界面結合。
  6. The results show that the fracture surface is characterized by a combination of most intergranular brittle regions and a few cleavage regions, and there are finer precipitations on grainboundaries

    結果表明，成型模裂紋斷口形態呈沿晶特徵，沿晶面上有細小析出物，為脆性斷裂。
  7. Sem investigation shows that all the crack initiations can be traced back to the lateral sides of the sample, and the crack propagates along the direction normal to the loading axis

    Zr一4合金的低周疲勞斷口上，所有裂紋都起源於試樣最窄處的側表面，並逐漸向內部擴展。
  8. The mechanical parameters at high temperatures - reduction in area ( ra % ) and tensile strength ( o b ) are measured by means of gleeble - 2000 thermal simulating machine. fracture surfaces are analyzed by scanning electron microscopy and optical microscopy. the segregation of sn is also examined by auger electron spectroscopy

    通過測定試驗鋼種的高溫力學參數（斷面收縮率ra和抗拉強度_ b ） ，觀察金相顯微組織，分析掃描斷口形貌，測試第二相析出物和俄歇能譜試驗等方法，研究了殘留元素sn及冷卻速率對高溫力學性能的影響。
  9. There is a slight drop of the fcpr when the specimen s thickness increases. however, the thickness of the specimen exerts a great influence on kth and fatigue life ( n ) : the thicker specimen is, the higher fatigue life ( n ) becomes, and the greater kth shows. under control of the same conditions, the fcpr of am50 is not so high as that of az91. there are some correlations between load ratio ( r ) and the fatigue surface : when load ratio becomes great, small flat surfaces increase while dimples decrease

    試樣厚度增大，穩態裂紋擴展速率略有減小。但是，試樣厚度影響試樣的疲勞壽命和門檻值：試樣越厚，疲勞壽命越長，門檻值越大；在試樣尺寸和加載條件相同的情況下， am50的疲勞裂紋擴展速率較az91小，疲勞壽命則比az91長。載荷比r影響試樣的斷口形貌：載荷比r越大，對應相同k值出的斷口小平面越多，韌窩越少。
  10. The vickers hardness decreases monotonously from ~ 20gpa ( ai2o3 ) to ~ 14gpa ( 19vol. % ni - fe / al2o3 ) with increasing ni - fe content

    並結合表面裂紋擴展和斷口形貌，討論了材料增強增韌的機理。
  11. The result indicates that from the north to the south, from the east to the west, the seal ability of four caprocks is better and better, the good seal areas of caprock distributes in heiyupao sag and its south. based on the research of the seal mechanism of the faults, this paper researched the vertical seal of t1 and t2 fautlts in binbei region by means of the mudstone content in fault zone and the pressure of fault plane. the result indicates the good seal areas of t2 fault for gas and oil distribute in daqing - anda and their north of binbei region, the good seal areas of t | fault for gas and oil distribute in wuyuer and heiyupao sags of binbei region

    本文通過濱北地區青山口組和嫩一、二段蓋層宏觀發育和微觀封閉能力分析，利用模糊數學綜合評價方法對濱北地區青山口組和嫩一、二段泥巖蓋層的封蓋能力進行了評價，結果表明這四套蓋層封蓋能力從北向南，從東向西逐漸變好。好蓋層封蓋能力區主要分佈於黑魚泡凹陷及其以南地區。在斷層封閉機理研究的基礎上，利用斷層面壓力和斷面填充泥質含量研究了濱北地區t _ 2層和t _ 1層斷層封閉性，結果表明濱北地區t _ 2斷層好的封油氣區位於大慶?安達以北局部地區， t _ 1層斷層好的封油氣區位於烏裕爾、黑魚泡凹陷處。
  12. The welded surface fracture analysis in isothermal superplastic welding process of steel

    鋼在恆溫超塑焊接過程中焊接面斷口分析
  13. By means of analysising the chemic component, optical structure and the sem and measuring the microhardness, the samples with the crack in the hardface layer of continuous caster roller were studied

    摘要採用化學成分、金相組織和掃描電鏡斷口分析及顯微硬度測定等手段對連鑄輥表面堆焊層開裂部位進行了取樣分析。
  14. The cracks extend along the matrix / strengthening - phases interfaces and form the cleavage steps and tear ridges. there appear some very small dimples on the fracture surfaces of the directionally solidified samples, which come from the nb - based solid solution particles in the big plates of the strengthening phases, but no dimples on the fracture surfaces of the as - cast sample. it can be concluded from above results that niobium - niobium silicide based in - situ composites ( rmics ) with a uniformly orientated microstructure can be produced by the ebfzm with high temperature gradient, and their mechanical properties can be increased

    隨著抽拉速率的提高和硅化鈮強化相間距與尺度的減小，材料的室溫拉伸強度和斷裂韌性均有提高， _ b最高可達778 . 4mpa ， k _ （ ic ）達到了46 . 3mpa ? m ~ （ 1 / 2 ） ；試樣的拉伸斷口基本表現為脆性解理斷裂的花樣，裂紋沿基體強化相界面繞過強化相進行擴展，在裂紋擴展方向存在解理臺階，並形成撕裂棱。
  15. The relative density of the sample has reached as high as 97. 4 % of fully dense. the mean micro hardness has reached hv496. 3. the fractography of the fracture section of the tensile sample was characteristic of dimple typically which indicated that the fracture belong to ductile fracture

    ；試樣相對密度可以達到理論值的97 . 4 ；硬度方面由於激光立體成形工藝的特點，最後幾層的硬度比開始時的高，平均硬度達到了hv496 . 3 ；拉伸試樣的斷口形貌具有典型的韌窩特徵，屬于延性斷裂。
  16. The fracture surfaces of multiaxial fatigue specimens under proportional and non - proportional multiaxial loadings were observed and analyzed by using a scan electron microscope

    摘要利用掃描電鏡對多軸比例和非比例載下的疲勞試樣的斷口面和外表面進行掃描觀測分析。
  17. Abstract : the drawing breakage of hard wire are classed from materials and technology. its causes are analyzed, and some typical examples are put forward

    文摘:從原料和加工工藝方面對拉拔斷裂原因進行分類；介紹了根據拉拔工藝、宏觀斷口分類分析來判斷硬線拉拔斷裂原因的方法和部分典型事例。
  18. According to the observed results near the fracture surfaces, the orientations of the fatigue crack initiation and propagation were investigated to study the mechanism of multiaxial fatigue crack propagation

    根據薄壁管拉扭復合載試件斷口附近表面觀測結果，統計其裂紋擴展的位向，研究多軸疲勞裂紋萌生及擴展機理。
  19. Soil - calculation of slope and embankment failure and overall stability of retaining structures - part 100 : analysis in accordance with the partial safety factor concept

    地基.坡面斷口和路基斷口計算.第100部分:按局部安全
  20. Soil - calculation of slope and embankment failure and overall stability of retaining structures - part 100 : analysis in accordance with the partial safety factor concept, calculation examples

    地基.坡面斷口和路基斷口計算.第100部分:按局部安全
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