换向 | |
hydroel.st. | commutation |
met. | change-over; reversal; reversing; throw-over |
steel. | switch-over |
周期 | |
tech. | cycle |
换向 : 1260 phrases in 70 subjects |
Aerohydrodynamics | 1 |
Agriculture | 7 |
Air defense | 4 |
Animal husbandry | 1 |
Architecture | 2 |
Artificial intelligence | 1 |
Automated equipment | 1 |
Automobiles | 71 |
Aviation | 9 |
Bridge construction | 1 |
Business | 1 |
Cartography | 1 |
Chemistry | 5 |
Coal | 1 |
Communications | 1 |
Compressors | 8 |
Computer networks | 1 |
Computer numerical control | 1 |
Computers | 1 |
Construction | 6 |
Cryptography | 3 |
Dancing | 2 |
Desert science | 1 |
Drilling | 6 |
Ecology | 1 |
Economy | 2 |
Electric machinery | 369 |
Electronics | 155 |
Engineering geology | 2 |
Environment | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
Figure skating | 2 |
Finances | 5 |
Forestry | 1 |
General | 32 |
Genetics | 1 |
Geology | 1 |
Geophysics | 2 |
Gymnastics | 8 |
Hydroelectric power stations | 6 |
Information technology | 15 |
Mathematics | 1 |
Mechanic engineering | 2 |
Mechanics | 1 |
Metallurgy | 60 |
Mining | 1 |
Multimedia | 3 |
Nautical | 10 |
Nuclear and fusion power | 1 |
Oil / petroleum | 26 |
Physics | 1 |
Piezoelectric crystals | 1 |
Plastics | 4 |
Project management | 2 |
Rail transport | 16 |
Refrigeration | 3 |
Reproductive biology | 1 |
Securities | 3 |
Shipbuilding | 12 |
Skydiving | 1 |
Space | 31 |
Sports | 1 |
Steel production | 3 |
Taekwondo | 1 |
Technology | 295 |
Telecommunications | 19 |
Textile industry | 3 |
Transport | 2 |
United Nations | 1 |
Wind Energy | 15 |