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alarm system
anim.husb. 孵化器报警系统; 温度异常报警器
auto. 报警系统装置
busin. 警报信号系统
IT 报警系统
tech. 报警装置; 报警器
alarm system: 191 phrases in 22 subjects
Air defense7
Automobiles8
Aviation13
Communications1
Computer networks1
Drilling4
Electric machinery1
Electronics25
Hydroelectric power stations6
Information technology3
Management1
Mechanics1
Metallurgy9
Nautical23
Nuclear and fusion power4
Oil / petroleum9
Rail transport4
Shipbuilding1
Space13
Technology55
United Nations1
Wind Energy1