tensile fracture 中文意思是什麼
tensile fracture
解釋
拉伸斷裂-
The main causes which lead to tensile abnormal fracture of swrh82b steel rods are the network cementite sod the big brittle inclusion
摘要通過對swrh82b盤條的拉伸斷口進行分析，認為網狀滲碳體和大顆粒脆性夾雜物等缺陷是引起斷口異常的主要原因。 -
Tensile properties and fracture mechanism of ti - si eutectic alloys
鈦硅共晶系合金的力學性能與斷裂機制 -
Ground tensile deformation and asymmetry sedimentation are caused by slow creepage of faultage fracture zone, which brings great damage effects to ground buildings
斷層破碎帶的緩慢蠕動將引起地面的拉張變形或不均勻沉降，對地面建築物有巨大的破壞作用。 -
Treatment of patellar fracture with fixation of modified tensile band
改良張力帶內固定治療髕骨骨折 -
The experiment determined the fracture process and the parameter of the fracture properties of two different aggregate concrete and recorded the stable whole fracture curves of boulder concrete and crushed stone concrete separately, which are determined through three - point - bending method and wedge - split tensile method
測定了兩種粗骨料混凝土的斷裂過程及斷裂特徵參數，分別記錄了兩種試驗方法測定的卵石混凝土和碎石混凝土的斷裂全曲線。 -
Abstract : by means of metallographical examination and sem, the microstructure characteristics, macro - and microfractographs of the brittle broken wheel hull bolt of bj212 automobile have been studied. the results show that the thin - headed screw, with excessively deep carbonitriding layer and hardening layer, has less resistance to brittle fracture in the thin area of its head. at the root of the head connecting the stem, a tensile stress may emerge owing to the non - even quenching stress. those are the two reasons for low torque fracture of bolt
文摘:藉助金相、掃描電鏡等手段對低扭矩脆斷的bj212汽車輪殼螺栓的金相組織特徵，宏觀和微觀斷口形貌等進行了研究，結果表明：這種頭部薄的螺栓，滲層和淬透層過深，使頭部薄區脆斷抗力降低，在頭部與桿的根部，由於淬火應力不均勻導致根部產生拉應力，均是導致螺栓低扭矩斷裂的原因。 -
The ground stress distribution within southern margin of junggar basin assumes that its compressing stress increases vertically with depth and compatible with the structural layers ， which can be divided into deep compressive belt ， medium shear zone and shallow tensile fracture belt
盆地南緣區域地應力分佈規律表現為縱向上壓應力隨深度增加而增大，並與構造層配伍，可分為深層擠壓帶、中層剪切帶、淺層張裂帶。 -
First, the basic mechanical capability and creep were proceeded on the material test system with the modified three point bending creep fracture test. the modulus and fracture toughness and tensile strength was attained and creep curve in 200 temperature was also presented. applying basic damage mechanical theory, thermal damage analyses were performed induced in fracture toughness and modulus, the practical formula of damage factors varying with temperature and time was given
首先利用改進的三點彎曲試驗在mts實驗機上進行了巖石力學性能和蠕變測試，得到了花崗巖在溫度影響下的彈性模量和斷裂韌度以及抗拉強度變化規律，並得到了200下北山花崗巖蠕變全過程曲線。 -
We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc
目前，解決混凝土開裂的方法是綜合的，我們調查研究了混凝土開裂的原因，開發研製了高性能抗裂外加劑，優化混凝土的設計和施工方法，並通過補償收縮達到混凝土體積穩定，提高抗裂強度，滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術，應用表面物理化學、結構化學、固體化學、復合材料學、斷裂力學等多學科的理論與方法，從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開裂、滲漏問題，發現混凝土在非荷載作用下開裂主要是由混凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳化收縮等各種收縮變形引起的。 -
At this point, tensile fracture partially occurred, as evidenced by some apparent necking.
這時，一些明顯的頸縮現象表明，發生了局部拉伸斷裂。 -
The effects of temperature and strain rate were analyzed too. furthermore, the tensile fracture surface of tc6 titanium was analyzed by sem
分析了tc6鈦合金在變形過程中不同變形溫度、初始應變速率對流變應力的影響規律，並且對變形溫度、初始應變速率在tc6鈦合金超塑性變形中的顯著性進行了探討。 -
Damage and fracture behavior of self - reinforced polyethylene ( pe ) composite under monotonic tensile loading were investigated by acoustic emission ( ae ) technique
摘要用聲發射（ ae ）技術研究了聚乙烯自增強復合材料的拉伸損傷與斷裂行為。 -
The observation and analysis for the tensile fracture of hot rolled plate by sem and eds is a valid method to discover the influence of the inclusions in the plate on the elongation
摘要應用掃描電子顯微鏡及能譜儀對熱軋中板拉伸斷口進行形貌觀察和夾雜物類型分析，以探討熱軋中板中夾雜物對其伸長率的影響。 -
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。 -
Since the specimens used in the wedge - split tensile method are smaller, cheaper and the testing is more convenient, it is proposed that using the wedge - split tensile method tests the fracture toughness and the fracture energy of concrete
由於楔入劈拉法具有試件尺寸小、節省材料、試驗簡單方便、單人可操作等特點，測定混凝土斷裂韌度、斷裂能的實驗方法筆者建議採用楔入劈拉法。 -
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。 -
Through the strong pulling tests of four kinds of synthetic fiber filter cloth, the mechanical performance index of the filter cloth in dry and wet conditions were measured, the influence of various pulling speeds on the fracture strength and the fracture tensile rate of the filter cloth was derived. it was concluded that the stress of the filter cloth could relax when it was beyond the yield point
通過4種合成纖維濾布的強力拉伸試驗，測得了濾布在干、濕兩種狀態下的力學性能指標，得出了不同拉伸速度對濾布斷裂強度和斷裂伸長率的影響，同時指出當濾布的應力超過屈服點時，會出現應力松馳現象。 -
From an examination of the tensile behavior of cz ly12 alloys under different temperature and strain rate, two kinds of deformation and intergranular fracture behaviors were observed that were opposite to the characteristic strain rate range in fine - grained superplasticity. the mechanisms are described as follows. the high ductility achieved at high strain rate is generally attributed to the dominant role of gbs accommodating mechanisms, which is considered as dislocation creep within grains controlled by subgrains
研究選用自然時效淬火態的ly12鋁合金，進行了一系列不同溫度和應變速率下的單軸拉伸試驗， 480下，觀察到與傳統細晶超塑性特徵區間相反的行為：較高應變速率下，動態再結晶使晶粒細化，促進了晶界滑移，亞晶界控制的晶內位錯蠕變是晶界滑移的主要協調機制。 -
The results showed that the grain refining by the trace amounts of titanium could improve the tensile stress, percentage elongation and fracture toughness, but had little influence on their yield stress
結果表明， ti對晶粒的細化可以大幅提高試驗合金的抗拉強度、延伸率和斷裂韌性，但對合金的屈服強度影響不大。 -
Interfacial interaction and tensile fracture morphology of p poe baso4 ternary composites
4三元復合體系界面相互作用與拉伸斷裂形態研究
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