对应课程:点击查看
起止时间:2020-09-23到2020-11-09
更新状态:已完结
第一章 Introduction 第一章 测验
1、 Solid wastes don’t include
A:A bottle of water
B:A gas cylinder with O2
C:Sewage sludge
D:Nuclear waste
答案: Nuclear waste
2、 Which process is not a recyclable one?
A:Energy from waste
B: Extracting metals from wastes
C:Composting
D:Waste sorting
答案: Composting
3、 Which problem does not result from solid waste?
A:Land occupation
B:Lower down environmental impact
C:Water pollution
D:Air pollution
答案: Lower down environmental impact
4、 The discard of solid waste can result in
A:Land Occupation
B: Air Pollution
C:Soil Pollution
D:Water Pollution
答案: Land Occupation;
Air Pollution;
Soil Pollution;
Water Pollution
5、 Solid wastes include
A:Blast furnace slag
B:Red mud
C:Cyanide tailing (氰化尾渣)
D:Nuclear waste
答案: Blast furnace slag;
Red mud;
Cyanide tailing (氰化尾渣)
6、 Where are solid wastes from?
A:Industrial process
B:Waste water treatment plant
C:Ore mining process
D:Coal combustion process
答案: Industrial process;
Waste water treatment plant;
Ore mining process;
Coal combustion process
7、 Which division (分类) is classified according to solid waste source?
A:Mining wastes
B:Industrial wastes
C:Hazardous wastes
D:Inorganic waste
答案: Mining wastes;
Industrial wastes
8、 Which one is true?
A:Solid wastes are degradable in ancient time
B:Solid wastes are more complex and various after 20 century
C:The quantity of solid waste is generally large
D:Solid wastes show long life cycle and slow response for clean up
答案: Solid wastes are degradable in ancient time;
Solid wastes are more complex and various after 20 century;
The quantity of solid waste is generally large;
Solid wastes show long life cycle and slow response for clean up
9、 Which is not municipal solid waste?
A:Household waste
B:Coal spoil
C:Food industry solid waste
D:Green waste
答案: Coal spoil;
Food industry solid waste
10、 Which one is wrong?
A:Solid wastes are produced in production, living and other activities
B:All solid wastes lost their original use values
C:A stream of waste water can be included into the management of solid wastes upon the strength of administrative regulations
D:Dewatered sludge is a solid waste
答案: All solid wastes lost their original use values;
A stream of waste water can be included into the management of solid wastes upon the strength of administrative regulations
第二章 Coal Fly Ash 第二章 测验
1、 Which machine can make the ore size smallest?
A:Jaw crusher
B:Impact crusher
C:Double-roller crusher
D:Ball mill
答案: Ball mill
2、 Fuel combustion exclude
A:Direct combustion
B:Gasification
C:Pyrolysis
D:Coal liquefaction
答案: Coal liquefaction
3、 Which is primary energy?
A:Coal
B:Syngas
C:Oil
D:Natural gas
答案: Coal;
Oil;
Natural gas
4、 Industrial analysis data of coal include
A:Fixed carbon
B:Water
C:Volatiles
D:Ash
答案: Fixed carbon;
Water;
Volatiles;
Ash
5、 Which character is attributed to circulating fluidized bed coal combustion ash?
A:Combustion at 730-950℃
B:Total ash is around 50% of coal
C:A byproduct from precipitators
D:Red appearance
答案: Combustion at 730-950℃;
Total ash is around 50% of coal;
A byproduct from precipitators;
Red appearance
6、 Which one can not prepare a power with a particle size of less than 0.1mm?
A:Jaw crusher
B:Impact crusher
C:Ball mill
D:Hammer crusher
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