Its plasticity allows gutters to be shaped. Roof drainage is well organized with these gutters and channel steel scuppers.
我们还利用阿嘎土的塑性在槽口内侧拍打出檐沟，并用槽钢加工的雨水口形成有组织排水。
Its plasticity allows gutters to be shaped. Roof drainage is well organized with these gutters and channel steel scuppers.
我们还利用阿嘎土的塑性在槽口内侧拍打出檐沟，并用槽钢加工的雨水口形成有组织排水。
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