These manmade materials play with the laws of physics; their meta-structures bend light and sound in unusual ways.
这种人工材料可以玩弄物理定律：超介质可以以不同寻常的方式弯曲光和声音。
It goes on to define public welfare to include "effects on soils, water, crops, vegetation, manmade materials, animals, wildlife, weather, visibility, and climate".
而且这个法案还定义了公众幸福感，包括对于土壤，水，农作物，植被，人造材料，动物，野生生物，天气，空气可见度和气候的影响。
The superiority of HDPE used in barrier layer of landfill was expatiated through the comparison of several manmade composite materials.
通过对几种人工合成材料的比较，阐述了高密度聚乙烯（ HDPE）土工膜在生活垃圾填埋场防渗层中应用的优越性。
应用推荐