... fractional crystallization 分步结晶 filtering basin 过滤池 foundry coke 铸造用焦炭 ...
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The stainless steel elastic filtering net clamp is replaced by a stainless steel rack expanding clamp under the condition that a feces tank and a feces basin are used.
在使用大便槽、大便盆的情况下，以不锈钢齿条胀卡代替不锈钢弹性过滤网卡。
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