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train operation
 train operation
commun. railw. 列车作业
| monitoring
 monitoring
gen. 监察
econ. 校正
fishery 监听; 监视
hydroel.st. 监测; 监控
met. 控制; 追踪
| and
 and
gen.
| recording device
 recording device
food.ind. 记录仪

to phrases
train operation
commun., railw. 列车作业
tech. 列车运行
train operation: 55 phrases in 7 subjects
Aviation1
Bridge construction1
Business1
Communications9
Rail transport21
Technology21
Telecommunications1