sludge tank scraper 中文意思是什麼
sludge tank scraper
解釋
污泥池刮泥板-
The suspending center driving sludge scraper for gravity sludge thickening tank
重力式污泥濃縮池懸掛式中心傳動刮泥機 -
The scraper with peripheral drive forgravitational sludge concentration tank
重力式污泥濃縮池周邊傳動刮泥機
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