题目内容

Delay and decay method are used to control __________ pollution. ()

A. Noise
B. Radioactive
C. Thermal
D. Light

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__________ are manmade water bodies that offer once-through cooling pollution. ()

Artificial Lake
B. Cooling towers
C. Spray ponds
D. Cooling ponds

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A. Light Trespass
B. Glare
C. Sky Glow
D. Over lightening

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A. Tariff Barriers
B. Non-Tariff Barriers
C. Natural Barriers
D. Green Trade Barriers

The basic characteristics of green trade barriers are ______________()

A. Formal Legality
B. Wide Protection Content
C. Strong Technology
D. All of Above