The material choice, moulding method, joint principle and shape design of hinge joint, hasp joint, clamp joint and press fit joint of normal plastics were introduced.
介绍常用塑料铰链联接、搭扣联接、卡夹联接、压力装配联接的联接件材料选择、成型方法、联接原理、形状设计等。
Fit the rig tongs with the correct jaws for the drill pipe tool joint or the drill collar. Re-install the safety lock springs.
给大钳装上与钻杆接头或钻铤相匹配的钳头，再装上安全锁簧。
You must exercise on a regular basis, continually using every muscle and joint of your body to keep it limber and fit.
你必须保持定期运动和锻炼，经常性的增加一些肌肉训练以保持身体的活力和健康。
Interference-fit technology can improve structure joint strength. For composite structures, the key of interference-fit technology is to control interference.
干涉配合能提高接头疲劳寿命，复合材料结构干涉配合连接的关键在于干涉量的控制。
Design thought is given, which indicates the spherical 3-dof parallel manipulator is fit to become the anthropopathic mechanical arms' shoulder joint.
给出设计思想，表明球面三自由度并联机构适合作为拟人机械手臂的肩关节。
The result shows the following important points. The notch coefficient of interference-fit composite joint is less than the notch coefficient of sliding-fit composite joint;
研究结果表明复合材料干涉配合接头的有效应力集中系数小于复合材料间隙配合接头的有效应力集中系数；
The result shows the following important points. The notch coefficient of interference-fit composite joint is less than the notch coefficient of sliding-fit composite joint;
研究结果表明复合材料干涉配合接头的有效应力集中系数小于复合材料间隙配合接头的有效应力集中系数；
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