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青州市瑾玉温室园艺工程有限公司-温室工程_温室大棚材料_温室骨架_玻璃温室_生态温室
青州市瑾玉温室园艺工程有限公司-温室工程_温室大棚材料_温室骨架_玻璃温室_生态温室
墙体的建造：建造墙体时先用推土机压实墙底（南北宽度要求在6-8米之间）, 以防地基下沉；再用挖掘机上土, 每次上70厘米厚的松土...
