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to phrases
开关管
gen.
switch-tube
met.
switch tube
;
switching tube
oil
switching valve
开关 管
:
115 phrases
in 21 subjects
Air defense
7
Architecture
1
Automated equipment
1
Automobiles
5
Compressors
1
Ecology
1
Electric machinery
1
Electronics
30
General
6
Geophysics
1
Oil / petroleum
2
Port facilities
1
Radio
3
Rail transport
1
Semiconductors
2
Shipbuilding
2
Space
5
Technology
39
Telecommunications
1
United Nations
3
Wind Energy
2
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