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.
保护生态环境，完善污水和固体垃圾处理系统建设。
To protect the ecological environment and to improve the efficiency of sewage and solid waste treatment system.
最后通过对比两种方案的去污效果，得到最优化的生态化处理系统。
Finally, through comparing the reduction effect on total pollution load, the optimal ecological treatment system was put forward.
最后通过对比两种方案的去污效果，得到最优化的生态化处理系统。
Finally, through comparing the reduction effect on total pollution load, the optimal ecological treatment system was put forward.
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