... sealing sleeve handling pallet 密封套装卸托板 sealing steam 汽封蒸汽 sealing steam box 汽封蒸汽室 ...
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gland sealing steam control valve 汽封蒸汽调节阀
gland sealing steam 轴封蒸汽
sealing steam box 汽封蒸汽室
sealing steam desuperheater 汽封蒸汽冷却器
sealing steam system 封闭蒸汽系统
gland sealing steam exhaust 汽封排汽 ; 汽封蒸汽排汽
gland sealing steam supply 汽封供汽
In a vacuum exhaust system, sealing steam to the turbine shaft labyrinth seals must be admitted to avoid loss of vacuum.
在真空排气系统中，必须引蒸汽到汽轮机主轴迷宫式密封，以防真空损失。
First of all the most important point: if the gas pipeline inner fire, immediately closed all into the hole, radiation tube and sealing pipe, and in general to pipe of steam to extinguish fire.
首先最重要的一点：如果煤气管道内着火，应立即封闭所有入孔、放散管、采封管，并向管道内通大量蒸汽灭火。
It is widely used to improve mechanical properties of iron-based powder metallurgy parts, defend causticity and air sealing by high-temperature steam treatment.
高温水蒸汽处理在提高铁基粉末冶金零件力学性能、防腐蚀性及气密封性等方面得到了广泛的应用。
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