... 三头螺纹、三线螺纹 three start screw 三线测螺纹法 wire measurement ; three wire method 三钢丝法 三线测螺纹法 threadwiremethod ...
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three-wire leveling method 三线读数水平测量法
Three -wire torsion pendulum method 三线扭摆法
three-wire ground resistance test method 三线接地电阻测试法
Thermal-structural analysis was performed for ultrasonic wire bonding(UWB) by three dimensional finite element method(FEM).
用三维有限元方法对超声波线焊进行了瞬态的热-结构分析。
By simulating the features of two -, three -, four-high mill with finite element method, the geometric shape, micro-structure and mechanical property of wire section are analyzed.
分析了用有限元法模拟线材二辊、三辊和四辊轧机轧制的特点，对线材断面的几何形状、微观组织和机械性能进行了介绍。
New variable is introduced based on energetic equation, the period of vibration of three wire pendulum is studied using the method of rotating vector.
由能量方程出发，引入新变量，用旋转矢量法讨论了三线摆大角度摆动时的周期。
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