To solve the increasingly serious problem of municipalwaste, various effective methods of garbage disposal have been developed by many countries.
为了解决日益严重的城市垃圾问题,世界各国开发了多种垃圾的有效处置方法。
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Landfill is a primary method of ultimate disposition of municipal solid waste in many countries. The liner system of such disposal field is the key part of the whole system.