查询词典 tensile strength

The geometry model formular is used to deduce the length of yarns, the oridentation angle of the nodulated yarns and the fiber volume content on some typical 2.5-D woven composites, such as shallow curve-linking structures, shallow straight-linking ones, and depp angle-linking ones, and tensile strength and compress strength of the composites are forecated.

借助模型推导出纱线在几种典型结构（浅交弯联、浅交直联、深角联）的单元体结构内的纱线长度、接结经的取向角和纤维体积分数，并对材料进行拉伸、压缩性能预测。

As one of aliphatic polyether-ester, poly (p-dioxanone) shows not only excellent biodegradability, biocompatibility and bio-absorbability, but also good flexility, tensile strength and knot strength. The PPDO has already been used in some biomedical materials such as suture, bone repair device and may have potential application in peroral or parenteral drug delivery systems.

聚对二氧环己酮是脂肪族聚醚酯的一种，不仅具有优良的生物降解性、生物相容性和生物可吸收性，而且具有出色的柔韧性、抗拉强度和结节强度，可应用于生物医用材料，例如手术缝合线、骨科修复材料等，并在口腔和非肠道给药系统中具有潜在的应用前景。

Tensile strength,yield strength and elongation of the alloys decrease and hardness increases as silico...

随Si量的增多，合金的抗拉强度、屈服强度和伸长率下降，硬度提高。

Tensile strength and t- ear strength increased by 119%and27.4% compared to ungraft SBR Vulcanizates; The Tg of SBR ro- se after grafting and heat-resistence ability of SBR–g–is better than u- ngrafting SBR.

在获得接枝率高而且性能良好的SBR-g-的基础上，采用动态硫化法制备SBR–g–增容丁苯橡胶/聚氯乙烯热塑性弹性体（SBR/PVC TPV），研究SBR-g-对SBR/PVC TPV的增容效果。

It has been warranted through experiments and practical application that rare-earths-high-aluminium heat-resistant nodular iron has some intrinsic properties which are worthy of reconimandation, namely,that it will not scale after long periods of use at 1050-1100℃, will hardly break while being hammered into castings, runners or risers as the high-temperature tensile strength reaches 14-19 kg/mm2 at 800℃ or≥l3.3kg/mm2 at 900℃, with the room temperature strength close to HT 30-50 and the unnotched impact str...

本文介绍了稀土高铝耐热球墨铸铁的生产实践、化学成分；探讨了稀土作用及其用量和控制；论述了稀土和铝加入方式以及冷却速度对金相组织的影响；并对铸造工艺、铸件缺陷及分析、耐热性能及使用效果作了阐明。试验和使用证明：稀土高铝耐热球墨铸铁在1050～1100℃长时间工作不起氧化皮，热强度800℃时，14～19kg/mm~2，900℃时≥13.3kg/mm~2，室温强度近于HT30—54，a_k≈2～6kg·M/cm~2，锤击铸件或浇冒口，很难碎裂，并能机械加工。可以认为是以我国富产资源为原料，能用各种炉子熔炼、耐热和综合机械性能均较高硅、中硅中铝球铁、高铝片墨铸铁为高的一种耐热铸铁，也是镍铬系耐热材料较好的替代品。

Homogenization treatment before the extrusion coarsened the grain size and reduced the tensile strength and yield strength.

挤压前均匀化热处理使挤压态合金的晶粒尺寸粗化，拉伸强度和屈服强度降低。

With the increase of glass content,the tensile strength and modulus of commingled yarn increase remarkably,while its flexural strength and modulus increase first but decrease afterwards.

随着玻纤含量的提高，混纤纱的拉伸强度、拉伸模量均明显提高，而弯曲强度和弯曲模量则呈现出先升后降的趋势。

The working mechanism of air entraining agent in concrete and factors influencing the air content of concrete were described,and the influence of air entraining agent on newly mixed concrete properties and on durability,compressive strength and flexural-tensile strength etc.

阐述了引气剂在混凝土中的作用机理以及影响混凝土含气量的因素，介绍了引气剂对新拌混凝土性能和硬化混凝土的耐久性、抗压强度、抗弯拉强度等性能的影响。

The exfoliated clay platelets made for the improvement of tensile strength and flexural strength of the blends.

而近年来，高分子基纳米复合材料的研究作为高分子材料改性的一个新的

An ultra-high strength, weldable, low alloy steel with excellent cryogenic temperature toughness in the base plate and in the heat affected zone when welded, having a tensile strength greater than 830 MPa (120 ksi) and a micro-laminate microstructure comprising austenite film layers and fine-grained martensite/lower bainite laths, is prepared by heating a steel slab comprising iron and specified weight percentages of some or all of the additives carbon, manganese, nickel, nitrogen, copper, chromium, molybdenum, silicon, niobium, vanadium, titanium, aluminum, and boron; reducing the slab to form plate in one or more passes in a temperature range in which austenite recrystallizes; finish rolling the plate in one or more passes in a temperature range below the austenite recrystallization temperature and above the Ar3 transformation temperature; quenching the finish rolled plate to a suitable Quench Stop Temperature; stopping the quenching; and either, for a period of time, holding the plate substantially isothermally at the QST or slow-cooling the plate before air cooling, or simply air cooling the plate to ambient temperature.

在基体板以及焊接时的热影响区处的低温韧性优异的超高强度、可焊接、低合金钢具有高于830MPa（120ksi）的抗拉强度，并且具有包含奥氏体薄膜层和细晶粒的马氏体／下贝氏体板条的显微层状组织，所述钢的制备过程为：加热含有铁以及特定重量百分比的添加元素的钢坯，所述添加元素为碳，锰，镍，氮，铜，铬，钼，硅，铌，钒，钛，铝，以及硼中的一些或全部；在奥氏体可发生再结晶的温度范围内，采用一个或多个道次，将所述钢坯轧制成板材；在低于奥氏体再结晶温度但高于Ar 3 转变点的温度下，采用一个或多个道次对所述板材进行终轧；将所述终轧板材淬火至一适当淬火终止温度；停止所述淬火；或者在空冷前在QST点基本等温保持所述板材一段时间，或者对所述板材进行缓慢冷却，或者只是简单地将所述板材空冷至室温。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失