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- fatigue test of materials 材料疲劳试验
- Fatigue Test of Material Tension and Tension-Compression in Stress Absorbing Layer 应力吸收层材料拉伸与拉压疲劳试验
- By fatigue test of bolt material,the stress-strain life curve is obtained. 通过螺栓材料的疲劳试验,获得了材料的应力应变寿命曲线;
- The method of correlation factor is an effective method to loads transacting of the fatigue test of airplane structure. 相关系数法是一种有效的飞机疲劳试验载荷处理方法。
- The impact fatigue tests show that the tufftride process has a bad influance on impact fatigue properties of materials. 同时,冲击疲劳试验表明:软氮化处理使冲击疲劳性能劣化,这是因表面硬化层约束了柔软心部,使整体材料的韧性变差的结果。
- A pressurize fatigue test of the liner part of a airplane fuselage was done. The methods of coupon mounting and loading were introduced. And the test result was given. 摘要介绍某型飞机机身充压疲劳试验加载方法、控制设备、试验件支持方案、试验件密封处理方法和位移（变形）测量方法。
- For three kinds of materials, a family of equivalent damage curve was measured on various stress levels using toughness degradation fatigue tests by fixing a group of cyclic numbers. 通过固定一组循环数进行不同应力水平加载试验,用韧性耗散法测得三种材料等效损伤线族,它显示了损伤场全貌。
- Elastic modulus test of nacre is significant to understanding the behavior of nacre and the biomimetic designing of materials. 研究天然生物材料的组织结构特征与其性能之间的关系对于材料的仿生有重要意义。
- The pattern of fracture by impact penetration test and tensile fatigue test of thermite welding with stereoscan was observed,and the component of defect with energy spectrum was analyed. 结果表明:微观缺陷主要包括微孔和夹杂,其中微孔由微气孔和微缩孔组成,夹杂物按形态和尺寸分为团簇状夹杂、锥状夹杂、粒状夹杂、积聚物夹杂、丝状夹杂和混合形夹杂。
- The features of Frame of Truck Used for Freight Car Exporting to Pakistan is introduced. According to the standards of TB/T1335-1996 or AAR-M213-80,the static strength and fatigue test of this frame is completed. 介绍了出口巴基斯坦货车转向架构架的结构特点 ,分别按TB/T13 3 5 -1996规范和AAR -M2 13 -81技术条件对其进行了静强度和疲劳强度试验。
- With material test system (MTS), the paper carried out fatigue test of flexural-tensile and shear reflection cracking of asphalt overlay on cement concrete pavement, evaluated the anti-cracking ability of five kinds of asphalt overlay structures. 摘要利用MTS材料试验系统，进行旧水泥混凝土路面沥青加铺层弯拉型和剪切型反射裂缝的疲劳试验，评价了5种沥青加铺层结构抵抗反射裂缝的能力。
- By fatigue test of some members of a steel truss bridge and a theoretical analysis of the residual fatigue life of the bridge, an evaluation of fatigue safety status of the steel truss bridge which is in accord with the fact is made. 通过对某钢桁梁桥构件的疲劳试验和对该桥的剩余疲劳寿命的理论分析，作出符合实际的疲劳安全状态评估。
- Perform the test of new raw materials. 检测新原料。
- He put up his prices to offset the increased cost of materials. 他提高了售价以补偿材料成本的增加。
- NWT may need to test or direct the testing of materials to determine suitability and render approval. NWT可能经过试验或者直接检测决定是否无害。
- The storm did a great deal of material damage. 暴风雨造成了大量物质损失。
- Straight track fatigue tests and high temperature rutting tests of six schemes for asphalt mixture pavement course have been made on the steel bridge models. 采用大型直道试验系统 ,对钢桥桥面的四种沥青混合料铺装结构进行高温车辙试验 ,介绍了试验实施方案 ,并对试验结果进行了分析 ,得出了有关结论。
- He raised his prices to offset the increased cost of materials. 他提高售价以补偿材料增加的成本。
- If this friendship is real, it can stand the test of time. 如果这种友谊是真诚的，那么它就能经得起时间的考验。
