Same as Type a, but has additional lip for dustproof, can be applied in dust environment.
与A型相同，但增加刮尘唇，可应用于多粉尘环境。
Same as type l, but has additional lip for dustproof, can be applied in heavy dust environment.
与L型相同，但增加刮尘唇，可应用于多粉尘环境。
The dustpan has a flat bottom with shaped lip for efficient dust collection.
该簸箕有一个高效除尘形唇平底。
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