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lamp signal
释义
lamp signal
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lamp signal
灯语
一种视觉通信工具,以灯光一明一暗的间歇呈现出长短不同的视觉信号来传递语言符号。
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pipe-in-pipe
pipe jacking method
pipe layout
pipeless
pipeline
pipeline aerial crossing construction
pipe line and cables of instrumentation and control
pipeline anticorrosion and insulation
pipe-line approach
pipeline automation and control
pipeline automation and control design
pipeline auxiliary facilities design
pipeline bends
pipeline biofilm
pipeline bridge
pipeline chaining
pipeline coating construction
pipeline commissioning
pipeline communication
pipeline computer
pipeline construction
pipeline container maintenance
pipeline control peg
pipeline corridor
pipeline corrosion and protection
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