Single drum type of low thermal efficiency and low production capacity.
单滚筒式的热效率低生产能力小。
This process has advantages of thermal energy saving, easy operation and high efficiency.
该流程具有节省热能，操作维护容易，效率高等优点。
This process has advantages of thermal energy saving, easy operation and high efficiency.
该流程具有节省热能，操作维护容易，效率高等优点。
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