fly ash hollow building block 粉煤灰空心砌块
hollow arbor building block 空心砌块
small hollow concrete building block 混凝土空心小型砌块
hollow concrete block building 混凝土小型空心砌块房屋
Building block hollow screw 积木式空心螺杆
small concrete hollow block building 混凝土小型空心砌块建筑
concrete small hollow block building 混凝土小型空心砌块建筑
The toothed bars are capable of draining rainwater on the external wall so as to prevent rain water from permeating into the room through the hollow building block.
本发明所述的凸齿条能排除外侧墙面附着的雨水,可防止雨水通过空心砌块渗透到屋内。
The preparation technology adopting the formula to prepare the small-sized hollow building block comprises the following steps of: 1) weighing the raw materials according to proportion;
采 用上述配方制作小型空心砌块的制备工艺,包括如下步骤:1)按比例计量原 料;
Light aggregate concrete hollow block is an ideal material for exterior wall of building energy saving.
轻集料混凝土空心砌块是一种理想的建筑节能外墙砌体材料。
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