... leading-screw || 丝杠，导螺杆，推动螺杆 leading-screw bearing || 传动螺杆轴承 leadless inverted device || 无引线变换器，无引线变流器 ...
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leading -screw bearing 传动螺杆轴承 ; 传动螺杆
leading screw bearing 导螺杆轴承
leading-screw bearing
丝杠轴承
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The utility model relates to an elastic airproof ring with high speed ball bearing leading screw pair opening, which is composed of an opening, an airproof ring body, a groove and a spring.
高速滚珠丝杠副开口弹性密封圈，涉及有开口、密封圈体、凹槽和弹簧组成。
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