Two or more cutters, rotating freely on ball - bearings, are set in the head of the bit.

可在钻头上安装两个或更多的支在滚珠轴承上自由旋转的切削刀具.

辞典例句

SRT - 03 rotary tables fitted with precision four point contact preloaded ball bearings.

SRT-03旋转平台配备有精确的四点接触预装滚珠轴承.

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Spindle support on ceramic balls bearings at oblique contact for high speed.

为确保高速,采用陶瓷滚珠轴承与主轴斜向接触.

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Permanently sealed and lubricated ball bearings front and rear.

前后端盖装有永久密封和自润滑的滚珠轴承.

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Large sheave mounted on sealed ball bearings for high efficiency.

安装在密封滚珠轴承上的大型滑轮,有相当出色的效率.

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Ball bearing perform to fully swivel under load.

额定载荷下滚珠轴承能够充分旋转.

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What's the object of using ball bearings?

使用滚珠轴承的目的何在?

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Roller and ball bearings are used whenever possible.

凡有可能,就使用滚柱轴承和滚珠轴承.

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Lift the ram and position the tappet ( with the ball bearing ) inside the tester cup.

举起压头,在测试杯中定位挺杆 ( 带滚珠轴承 ).

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The other is the miniature ball bearing, essential in the assembling of a missile - guidance system.

另一件是微型滚珠轴承, 这是装配导弹的制导系统所必不可少的.

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Unfortunately, many instrument ball bearing applications impose limitations on achieving the ideal EHD film separation.

遗憾地是, 很多滚珠轴承在应用ehd弹性流体油膜理念方面很有限.

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The three basic types of antifriction bearings are ball bearings, roller bearings, needle bearings.

减摩轴承基本上有滚珠轴承 、 滚柱轴承和滚针轴承三种.

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Yokesleeves ? furnished in aluminum - bronze to reduce operating torque. Most sizes furnished with ball bearing yokesleeves.

轭架套管-采用铝青铜材料制作以减少操作扭矩. 大多数通径的阀门都配置滚珠轴承轭架套管.

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The typical instrument ball bearing failure is characterized by the presence of such sludge.

这种类型的滚珠轴承因为这些油泥造成使用失效是很典型的.

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The initial axial load of angular - contact ball bearings is independent on the working load.

角面接触滚珠轴承(即向心止推滚珠轴承)的起始轴负荷不依赖于工作负荷.

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