Which of the following is industries with low energy consumption and low pollution?( )
A. Coal production
B. The steel industry
Cement production
D. The hydrogen industry
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Which of the following is the dimension of industrial structure adjustment?( )
A. Rationalization of industrial structure
B. Downgrade of industrial structure
C. Diversification of industrial structure
Diversified of industrial structure
Which of the following are air pollutants?( )
A. SO2
B. NOx
C. Fly ash
D. CO2
Which of the following are water pollutants?( )
A. Chemical oxygen demand
B. Ammonia nitrogen
C. Heavy metal
D. Suspended solids
The objectives of the circular economy plan for Guangdong Silver Island Lake Paper-making Park are( ).
A. Recycling energy
B. Recycling gas resources
C. Recycling water resources
D. Recycling solid resources
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