知识问答
最佳答案：4.Composition element of urban environment experienceWe experience of urban envi
最佳答案：The environment is all physical conditions which and the spiritual condition sum
最佳答案：Could not even delete my own answer you stupid BD monopolist.
最佳答案：With the development of industrialization and urbanization, while people in the
最佳答案：Along with the development of the industrialization, the urbanization, people in
最佳答案：Douglas fir has thick barks.In the event of forest fire,the barks will exude som
最佳答案：Rubber coreFormer iron shell,iron shellSiliconised copperThe acrylic glue
最佳答案：AbstractFor each environment is not strange people,and even the world as a whole
最佳答案：随着石油危机和环境污染的日益加剧,车用替代燃料的研究与开发越来越被重视.生物柴油作为一种新型可再生的生物质能源,具有和石化石油相近的特性,可在不改变发动机的结构
最佳答案：Plate-type furniture is that interior decoration decorates a project's must prep
最佳答案：Air pollution is the concentration of pollutants in the atmosphere of harmful de
最佳答案：In today's rapid economic development,the intense competition between enterprise
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