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- double reduction motor 两级减速电动机
- The final drives are double reduction with spur gear and segment sprocket, which are sealed by floating oil seal for easy service. 两级直齿轮减速，浮动油封密封，链轮采用组合式，便于维修。
- The final drives are double reduction with spur gear and unitary sprocket, which are sealed by floating oil seal for easy service. 两级直齿轮减速,浮动油封密封,整体链轮。
- NIBCO electric actuators operate on the gear reduction motor principle, which allows opening and closing speeds ranging from two seconds to one minute or longer. 美国尼伯科电动执行机构采用齿轮减速电机原理，因此开启和关闭速度控制在两秒至一分多钟范围内。
- Vertical type gear reduction motor 产品描述:立式减速马达
- Horizontal type gear reduction motor 产品描述:卧式减速马达
- Two speed double reduction final drive 双级双速主减速器
- Front mounted double reduction final drive 前置式双级主减速器
- planetary double reduction final drive 行星齿轮式双级主减速器
- Rear mounted double reduction final drive 后置式双级主减速器
- double helical double reduction unit 两级人字齿轮减速器
- double reduction bevel spur gear 双级圆锥圆柱齿轮减速器
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。
- I want a double room with a view. 我要一间能看到风景的双人房间。
- He was so fat that he had a double chin. 他胖得有双下巴了。
- The carpet is too thick to double up. 这地毯太厚没法折叠。
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- Reserve double room June fourth to tenth inclusive. 预订双人房间，六月四日至十日，共六晚，望订妥复电。
