Life of high-pressure mercury lamp
呀,出错误了!再试下吧。
暂时没有您的查询历史
不再显示查询历史
high-pressure; oppressive; heavy-handed; hyperbaric; high-tension; high-handed; coercive; repressive; high pressure; high tension; high voltage; maximum pressure
mercury lamp; mercury vapor lamp
life; age; lifetime; lifespan; life cycle; longevity