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- double sealing sets 双密封副
- The pot cover has applied double sealing. 锅盖采用双道密封。
- For used molds are composed of six panels contains the core, Demoulding Bushing, gear and rack and the thrust piece, bearing and seal set with a square of the cold-side or "B" side. 举例用的模具是由六个板组成的包含型芯、脱模衬套、齿轮和齿条以及止推片、轴瓦和方形密封圈载一起的冷端或“B”面。
- Double Sealing Device of Discs for Valves 阀门启闭件双密封装置
- Introducing the structure design,working principle and performance of double sealed guide valves. 介绍了双密封导轨阀的结构设计、工作原理与性能特点。
- There are double seals for ball baring unit and it is normally pre-greased for working in the condition of dust, slob and causticity. 带座外球面轴承一般为预填装润滑脂，采用双层密封形式，适合在粉尘、泥水、腐蚀性介质的场合内使用，利于主机工作。
- Insert ball bearing unit is consisted of a double sealed, single row bearing and one of various types of housings (cast iron or stamping steel housing). 带座外球面球轴承由一个双面密封且外圈具有球形外截面的宽内圈深沟球轴承和一个轴承座(铸铁座或钢板冲压座)两部分组成。
- Witness how the polar bear uses pressure ridges between colliding ice packs to seek out prey,how smell is p primary sense and how seals set up decoys to out-wit their would-be assailant. 看看北有熊怎样利用相撞增添块的压力去找猫物，嗅觉是这里最重要的感观，看看海豹怎样设陷阱对付敌人。
- Application of Dry Gas Double Seal for Hydrogen Compressor 双端面干气密封在氢压机上的应用
- Application of Liquid-filled Double Seal in Floating Roof Tank 充液式双重密封在浮顶罐中的应用
- Several Features About Semi-module and Double Seal Air Preheater 浅谈半模式双密封空气预热器的几个特点
- Gore dealt double defeat in Florida courts; Trial set for Saturday. 佛州法院再次驳回戈尔上诉; 听审周六举行。
- 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。
- The stepper locking mechanism enables testing sealing set to unloosen and to withstand higher bi-directional pressure difference; 该封隔器可实现步进机构锁紧 ,坐封后不松动、不退位 ,能够承受较高的双向压差 ;
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
