1.
Reason of water mixing into unit air side sealing oil and treatment
机组空侧密封油中进水的原因分析与处理
2.
oil sealed rotary vacuum pump
油密封式旋转真空泵
3.
oil pressure test for tightness
油密试验油压密封试验
4.
Tribological Characteristic of Packing Rings for Oil-free Lubricated Gas Compressors
无油润滑空压机填料密封环的摩擦特性
5.
Compressed Refrigerating Machinery to Be Fixed on Seal Water System for Vacuum Pump at the Steam Side in Power Plant
火电厂汽侧真空泵密封水系统加装压缩制冷装置
6.
DSS tubing joint
双密封专用油管接头
7.
Piston rings not sealing (oil being consumed by the engine).
活塞环没密封（引擎用油）。
8.
overshot tubing seal divider
打捞筒油管密封分压器
9.
oiled sealed waterless gasholder
上油密封干式煤气柜
10.
oil pressure test for strength and tightness
强度和密封性油压试验油压及强度密封试验
11.
electron gun vacuum lock
电子枪真空密封装置
12.
sealing regenerative-type air preheater
密封回热式空气预热器
13.
a layer of trapped air that serves as insulation.
用于绝缘的密封空气层
14.
Press the flange and replace the side sealing ring.
压紧法兰（均匀用力）更换侧密封圈。
15.
Improvement of side sealing install of SHL20-1.25/95/70-AⅡ boiler
SHL20-1.25/95/70-AⅡ型锅炉侧密封改进
16.
sealing compound
电缆膏； 封口膏， 密封剂， 油灰， 腻子； 电瓶封口填料； 密封接合物
17.
Taper type hanger and straight type hanger are available for tubing head.
油管挂的密封形式有非金属密封(图一)金属密封(图二)种形式。
18.
Waterproofing and sealing of shield tail and sealing grease
盾构法隧道的盾尾防水密封与盾尾密封油脂