对叶片泵叶片结构改进的探索 --中国期刊网 关键词：滑动摩擦；滚动摩擦；滚针；径向放置 [gap=655]Key Words：sliding friction; rolling friction; needle roller; radial lay
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...needle针,针状物,针阀needle(-)bearing滚针轴承needle lift(喷油嘴)针阀升程needle nose plier(s)尖嘴钳needle roller(滚针轴承)滚针needle seat(喷油器)针阀座needle valve针阀negative①负的,阴极的②负[反,逆]向的③否认的,反面的negative cable(蓄干电池)...
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Needle Roller Bearing 滚针轴承 ; 类轴承滚针轴承
drawn cup needle roller bearing [机] 冲压外圈滚针轴承
needle roller thrust besring 推力滚针轴承 ; 推力滚针
Needle roller bearings 滚针轴承 ; 类滚针轴承 ; 成对使用 ; 类
needle roller thrust bearing [机] 推力滚针轴承 ; 直线往复运动滚针轴承
Entity Bushed Needle Roller Bearing 实体套圈滚针轴承
Thrust Needle Roller bearings 推力滚针轴承 ; 自动变速器用双排推力滚针轴承
Needle roller bearing track rollers 滚轮滚针轴承 ; 滚针轴承滚道滚针
Drawn Cup Needle Roller Bearings 冲压外圈滚针轴承
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