Inside the computer screen is a virtual 1950's office, with paper documents, filing cabinets, and a garbage can.
计算机显示屏内实际上就是一间20世纪50年代的办公室，里面有文件、文件夹和一个垃圾箱。
The concentration of the pollution in garbage leachates is high, the virulence is great and the component is complex , which harms the biological environment and people' s health very seriously.
垃圾渗滤液污染物浓度高、毒性大、成分复杂，对生态环境和人体健康危害十分严重，是一种典型的高污染、难处理高浓度有机废水。
The concentration of the pollution in garbage leachates is high, the virulence is great and the component is complex , which harms the biological environment and people' s health very seriously.
垃圾渗滤液污染物浓度高、毒性大、成分复杂，对生态环境和人体健康危害十分严重，是一种典型的高污染、难处理高浓度有机废水。
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