After aging treatments, the strength coefficient reached 72.5%.
经过时效处理接头强度系数提高到72.5%。
The clear definition of the wear allowance and the strength coefficient of resisting inner pressure are made.
给出了磨损量、抗内压强度系数的确切定义。
The properties of coatings. e. g. tensile strength, expansion coefficient, wear volume under given conditions and porosity, etc. were tested.
测定了涂层抗拉强度、膨胀系数、一定条件下的磨损体积、气孔率等性能。
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