The heat aging properties of rigid PVC are studied by means of mechanical properties test, SEM and FT-IR.
采用力学性能测试、扫描电镜、红外光谱（FT-IR）等方法研究了硬质聚氯乙烯的热老化性能。
Tribology properties test could be made on this tester under different conditions, such as vacuum, filled with different gas, heating and cooling.
该机可以在真空、充不同气体、加热及冷却等多种条件下进行材料的摩擦学性能测试。
The radiation mechanism, formulation composition, properties test and the disturbance on night vision equipment with strong flash blindness ammunition are studied.
研究了强光致盲弹药的辐射机理、配方组成、性能测试和对夜视探测器材的干扰情况。
Abrasion and mechanical properties test of concrete have shown that the degree of abrasion dependent on initial abrasion ratio, flexural strength and limit strain.
从混凝土磨蚀和力学性能试验得知，水工混凝土的磨蚀程度依赖于混凝土的初始磨损率，抗拉强度和极限拉伸变形值。
Based on research of methods of testing physical properties of mold powder, the system for physical properties test with computer and advanced measuring technology has been developed.
通过对保护渣物理性能测试方法的研究，将计算机与现代先进检测技术运用于保护渣物性参数测试过程中，开发了保护渣物理性能测试系统。
Systematic physio-mechanical properties test and analysis, especially analysis of relationship between expansion rate, dry density, water content, and overlying pressure, are carried out.
本项工作系统地进行了膨胀土的物理-力学性质试验及分析，尤其是膨胀率与干容重和含水量及外覆压力关系分析。
The fracture reason of reducer shaft was analyzed by means of morphology and microstructure analysis, chemical composition analysis, mechanical properties test, SEM micro-morphology analysis.
采用宏微观形貌分析、化学成分分析、力学性能测试、SEM微观形貌分析等手段，分析了减速机轴断裂的原因。
The analysis of automobile engine crankshaft was conducted by macroscopic examination, fracture analysis, chemical composition analysis, metallographic examination and mechanical properties test.
通过宏观分析、断口分析、化学成分检验、金相检验和力学性能检测等方法，对汽车发动机曲轴断裂原因进行了分析。
The phase compositions and characteristics of glass-ceramics products were determined by the comprehensive methods such as optical microscopy, X-ray diffraction, physical and chemical properties test.
通过光学显微分析、X射线衍射分析、物理化学性能测试等手段确定了微晶玻璃的物相组成及性能特征。
The ingredients, properties, test methods and effect of application of a sort of self-made coating for EPC process were described.
介绍自制消失模涂料的成分、性能以及测试方法和使用效果。
The ingredients, properties, test methods and effect of application of a sort of self-made coating for EPC process were described.
介绍自制消失模涂料的成分、性能以及测试方法和使用效果。
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