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用期
tech. period
用期
: 1208 phrases in 70 subjects
Advertising6
Agriculture23
Air defense5
Animal husbandry2
Architecture5
Automobiles57
Aviation28
Banking1
Bridge construction5
Business114
Chemistry5
China13
Commerce56
Compressors4
Computer networks1
Computers1
Consulting2
Corporate governance14
Cryptography1
Desert science3
Drilling2
Earth sciences7
Economy127
Electric machinery2
Electronics52
Energy industry1
Engineering geology3
Exhibitions3
Explosives and Explosive Ordnance Disposal8
Finances48
Furniture1
General24
Geology1
Geophysics1
Hydroelectric power stations13
Industry1
Information technology6
International Monetary Fund6
International trade50
Isolation3
Labor law1
Labor organization1
Librarianship2
Logistics5
Management5
Mathematics2
Metallurgy16
Mining1
Multimedia1
Oil / petroleum46
Oil and gas1
Patents2
Plastics14
Polymers3
Project management19
Quality control and standards1
Rail transport1
Refrigeration3
Reliability5
Risk Management1
Securities43
Shipbuilding4
Skydiving2
Space27
Technology220
Telecommunications9
Textile industry52
Transport1
United Nations7
Wind Energy8