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water standard
el. 水质标准
tech. 水质 (标准)
water standards
eng.geol. 水质分级标准
water standard: 158 phrases in 20 subjects
Architecture2
Business1
Corporate governance1
Earth sciences5
Ecology6
Electronics1
Engineering geology4
Geology1
Hydroelectric power stations2
Laboratory equipment1
Metallurgy3
Name of organization3
Nautical4
Navigation1
Oil / petroleum1
Pest control1
Shipbuilding1
Technology99
United Nations1
Water resources20

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