The paradigm is sort of a standard thought about efficient causation is a mechanical contact.
这个图表是关于因果关系的标准思想,内容都与机械学相关。
Mechanical seals are standard "Type 21" design for low replacement cost.
标准“21型”机械式密封，有利于降低更换成本。
Standard parts, and other mechanical products.
标准件等的机械产品。
The Type-21 mechanical seal is the industry standard for original equipment manufacturers.
类型21机械密封是初始设备制造商的工业标准。
The result of the standard physical and mechanical properties tested was presented.
提出标准物理力学性质的试验结果。
The result of the standard physical and mechanical properties tested was presented.
提出标准物理力学性质的试验结果。
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