知识问答
最佳答案：Environmentally friendly 或 eco-friendly 或 nature friendlyclean resourcesrenewabl
最佳答案：In the splendor photosphere has some kind of pure gas or the gaseous mixture suf
最佳答案：This branch of physics involved in the action of solid、liquid and gas.
最佳答案：Beware of Toxic Gases废弃物储存不太明确,如果是：废弃物的储存,则是Waste Storage 但我想你可能要的是废弃物储存地Waste S
最佳答案：A study in the characteristics of the changes in the water-soluble components of
最佳答案：Playing firework may release a kind of gas called sulfur dioxide which will lead
最佳答案：郁闷,刚刚写了一篇,现在都不见了,那就简单写一下了.Various pressure vessels whose maximum operating press
最佳答案：Due to over explotation by humans and the discharge of large amount of greenhous
最佳答案：Masks can effectively protect us from serious air pollution,it can filter outres
最佳答案：The amount of greenhouse gases and serious pollution lead to the degradation of
最佳答案：Scientists and environmentalists are concerned about global warming.The use of f
最佳答案：Fluid is a fixed quality without fixed shape of objects,such as gas or liquid.Fl
最佳答案：1 periodic table of elements and their compound by law degeneration1.1 Atomic ra
最佳答案：Life is a kind of lamp lighting the air purifier and oxygen bar, can effectively
最佳答案：肺活量是指一次尽力吸气后,再尽力呼出的气体总量.肺活量是一次呼吸的最大通气量,在一定意义上可反映呼吸机能的潜在能力.健康状况愈好的人肺活量愈大.After th
最佳答案：Energy is widely used in industries, which produces carbondioxide and other poll
最佳答案：it can decrease greenhouse gases.We shouldn't left the light on when we are away
最佳答案：The people more and more realize the development environmental protection produc
最佳答案：The greenhouse gases caused by human's activities would have any impact on the g
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