Including rotating shelves, mobile shelves, pallet racking, shelves into the car, senior shelves, gravity shelves. (B) The applicability of the shelf classification 1. Universal shelf. 2 special shelves. (C) Material made??By the side shelf classification 1 steel shelves. 2 reinforced concrete shelves. 3 steel and reinforced concrete mixing shelves. 4 wooden shelves. 5 Steel produces shelves. (D) According to the classification of the degree of closure shelf 1 open shelf. 2. Semi-enclosed…
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