A: Kitchen garbage
B: Waste cooking oil
C: Agricultural wastes
D: Microalgae
举一反三
- 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
- There are four kinds of trash cans on board, which are red, green, blue and black. Among them, the green one is used to collect_____. A: domestic garbage B: plastic waste C: operation waste D: food waste
- 请在下面几个相同含义的句子中，选择出你认为是formal expression的句子： A: There isn’t very much research on the use of oil palm shell as coarse aggregate in the production of concrete B: Little research has been conducted on the use of oil palm shell s coarse aggregate in the production of concrete. C: There isn't plenty of research on the use of oil palm shell as coarse aggregate in the production of concrete. D: There is only a little research on the use of oil palm shell as coarse aggregate in the production of concrete.
- Which of the following are the meanings of “phase out”? A: To discontinue the practice, production, or use of by phases B: To stop production or operation by phases C: To continue the practice, production, or use of by phases D: To increase production or operation by phases
- Nitrous oxide comes from car exhausts and from chemical fertilizers. Choose the correct definition of the underlined expression according to the context. A: oil used for driving B: waste oil discarded C: gas which is produced by cars D: devices that burn oil
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Which of the following was the advantage of the modern methods of farming? A: It required little or no chemical fertilizers B: It increased food production dramatically. C: It saved a lot of water in farming. D: It made the soil more productive.
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The role and position of unconventional oil and gas resources in global oil and gas production are becoming more and more important. Which of the following are unconventional oil and gas resources? A: Tight rock oil and gas B: Mud shale oil and gas C: Coalbed methane D: Oil shale E: Oil sands F: Natural gas hydrate
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The following _____ process is not good for agricultural production A: Nitrogen fixation B: Methane production C: Denitrification D: Ammonification
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Which of the following departments take care of production and quality control? ( ) A: Advertising Department. B: Human Resources Department. C: Management Service Department. D: Production Department.
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使用可再生原料(use renewable feedstocks):只要技术和经济上可行，原料应是可再生的，而不是将耗竭的。