查询词典 center of action
- 与 center of action 相关的网络例句 [注：此内容来源于网络，仅供参考]
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The conductive pole only acts for contact and conducting during welding, the pressure pole in its center forces pressure under action of compression spring, and the pressure pole is characterized by high fusing point and mechanical intensity because of the tungsten alloy material, and the life length of contact finger is prolonged.
在焊接作业时，导电杆仅起到接触导电作用，而其中心的压力杆在压簧的作用下起到施加压力的作用，由于压力杆采用钨合金材料，具有高熔点、高机械强度的特点，不会变形，导电杆压力小不易变形，从而延长了整个触头的使用寿命，并且焊点整齐美观。
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Before becoming an astronaut, he was an aviator for the United States Navy and saw action in the Korean War, then a test pilot at the NACA High-Speed Flight Station, now known as the Dryden Flight Research Center, where he flew over 900 flights in a variety of aircraft.
在成为一名宇航员，他是一个为美国海军飞行员，看到在朝鲜战争中的行动，那么，在亚太水产养殖中心高级测试的飞行员高速飞行站，现在的德莱顿飞行研究中心，在那里他900多个航班飞往已知在各种各样的飞机。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很，以良性病变为主。