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时限继电器
el. time-limit relay
el.mach. time clock relay; time limited relay
tech. time-lag relay; timing relay
时限继电器: 57 phrases in 12 subjects
Chemistry1
Electronics15
General3
Hydroelectric power stations3
Information technology1
Metallurgy1
Nautical2
Oil / petroleum1
Power system protection4
Space1
Technology24
Wind Energy1