Automatically feed water for boiler.
锅炉自动给水。
This series of machines automatically feed and take products out by a pneumatic device.
本类机由气动装置自动送料及取出产品。
It digesters than traditional gas yield increased by 30%, can automatically feed out and never refueling.
它比传统沼气池产气率提高30%,可自动出料,永不换料。
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