这艘破冰船拥有一个净水装置和垃圾处理系统，它的船员称这艘船自己对生态系统的影响是很小的。
With a water purification plant and waste disposal system, the crew of the Yamal say the ship's own ecological impact is minimal.
介绍了日本秋田列车垃圾处理情况，尤其是垃圾处理系统的流程、处理装置的情况与功能。
Described in this paper is the rubbish disposing on trains in Akita, Japan, especially the process of the rubbish disposing system, the conditions and functions of the disposing devices.
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