... 厂用蒸汽系统 auxiliary steam system 封闭蒸汽系统 sealing steam system 再热蒸汽系统 reheat steam syetem ...
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gland sealing steam system 汽封系统
steam sealing system 汽封系统
gland sealing steam supply system 汽封供汽系统
Gland Steam Sealing System 轴封系统
gland and steam sealing system 汽封
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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。
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