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blinding pipeline operation with stop plate
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blinding pipeline operation with stop plate
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工学
化学品生产单位特殊作业
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blinding pipeline operation with stop plate
盲板抽堵作业
在设备抢修或检修过程中,设备、管道内存有物料(气、液、固态)及一定温度、压力情况时,或设备、管道内物料经吹扫、置换、清洗后,无法靠阀门完全切断,需将与检修设备相连的管道用盲板相隔离,装置启动前再将盲板抽掉的操作过程。
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surface band
surface barrier
surface blasting
surface boiling
surface breakdown
surface bridge bond energy level
surface bridge bond state
surface brightness
surface brightness fluctuation
surface-brightness fluctuation
surface-brightness fluctuation technique
surface brightness method
surface brightness profile
surface brightness temperature
surface calculation model
surface case
surface casing drilling technology
surface catalysis
surface catalytic reaction
surface channel
surface channel CCD
surface characteristics of crude drugs
surface characterization testing
surface charge
surface charge density
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