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操作安全 cāozuò ānquán
commer. safe in operation
space operational safety; operations security
tech. handling safety; processing safety (性); safety in operation
操作运转,生产安全
auto. safety of operation
操作安 全
: 77 phrases in 20 subjects
Automobiles1
Aviation10
Bridge construction2
China2
Cryptography1
Economy4
Electronics11
Explosives and Explosive Ordnance Disposal2
General1
Hydroelectric power stations1
Information technology2
Management1
Metallurgy4
Nautical4
Nursing1
Oil / petroleum2
Shipbuilding3
Space6
Technology18
Wind Energy1