人们常用“出污泥而不染”来形容荷花。北京耐火材料厂象工业战线的一朵荷花,做到了出粉尘而不染,不愧是工厂防尘的一面红旗。 走进工厂大门,幢幢厂房、高大的栈桥、勾连的通廊,处处清新洁净,不见粉尘飞扬。1979年全厂扬尘点的粉尘合格率保持在96%以上。某兄弟厂的同志曾带着测 People often use “out of the mud without staining” to describe the lotus. Beijing refractories plant like a lotus on the industrial front, did a dust without staining, is indeed the dust-proof side of the factory red flag. Into the factory gate, Zhuangan Zhuang, tall trestle, hooked gallery, everywhere fresh and clean, not to see dust flying. In 1979, the dust passing rate of the entire plant dust point remained above 96%. A brother factory comrades took the test