水管破裂,水渗透过天花板。
天花板中的一个水管裂了。
由泄水管和梳形散水板组成淋水装置。
A water-spraying device is composed of a drain pipe and a water-spraying plate.
标准构造包括穿过支撑板的排水管。
Standard construction includes the discharge pipe extending through the support plate above grade.
标准构造包括穿过支撑板的排水管。
Standard construction includes the discharge pipe extending through the support plate above grade.
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