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zhen kong huan jing xia gong wu ran de fang hu
Author(s): 
Pages: 33-34+42
Year: Issue:  3
Journal: Vacuum and Cryogenics

Keyword:  汞浓度真空系统汞污染操作人员身体健康汞蒸汽化学处理防护允许浓度环境污染;
Abstract: <正> 有些真空系统内存在着大量的汞及汞蒸汽,排气时,使部分汞蒸汽溢出。同时,在真空系统内由液氮冷却沉积部分汞粒或附着物,当清洗系统和更换系统零部件时,既会造成环境污染,也会直接威胁操作人员的身体健康。如操作不慎,盛汞容器破裂,流散汞的慢性蒸发;
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