According to the significant growth in the reduction of solar energy electricity production cost, this source of energy can be used as a major source in the future. It was then recommended to use a hybrid of solar energy with other sources such as wind to reduce the costs.KEYWORDS: China,...
What is the problem of solar energy? A. It produces a lot of greenhouse gas emissions. B. It depends on sunlight and can't generate electricity all the time. C. It is too expensive to build solar panels. D. It is not sustainable. ...
A. It is widely available everywhere. B. It is easy to store. C. It is cheap to produce. D. It causes no pollution. 相关知识点: 试题来源: 解析 D。本题考查太阳能的主要优点。选项 A“widely available everywhere(到处都广泛可用)”虽然是太阳能的特点,但不是最主要的优点。选项 B“easy to...
We must find ways to stop pollution.Waste water must be cleaned before it is poured into the river.People shouldn‘t throw away rubbish here and there.We should pick up the garbage around us.We‘d better plant more trees.I‘m sure if we take care of our environment, our world will be...
MALE PROFESSOR: That's exactly it.Solar energy is everywhere, but it's also quite diffused.And the thing is, the dream of solar energy is not a new one. Humanity has been trying to use the Sun's light as a reliable source of energy for centuries.And, ahh, around the beginning of ...
Solar energy,___ time has come,is very suitable to heat water or make electricity.( )A. whatB. whoseC. whichD. that
What is solar energy? A. A dirty source of energy. B. A non-renewable source of energy. C. A clean, renewable, and abundant source of energy. D. A source of E. nergy that is only used F. or heating. 相关知识点: 试题来源: 解析 C。解析:文章开头明确提到 Solar energy is one ...
B. It is clean and abundant. C. It can be used everywhere. D. It doesn't need any technology to use. 相关知识点: 试题来源: 解析 B。<详细的中文解析>文章明确提到“Solar energy, for example, is one of the most popular renewable energy sources. It is clean and abundant.”,所以B选项...
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我国《包装通用术语》中指出“包装是为在流通中保护产品，方便储运，___ ，按一定技术方法而采用的容器、材料及辅助物等的总称。也指为了上述目的而采用容器、材料和辅助物的过程中施加一定技术方法等的操作活动。”