... 地下排水 鼠道排水 暗沟排水 moledrainage 暗管 暗沟 排水暗管 underdrain 排水暗沟 underground run off ; spray drain ...
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Clean equipment. Spray with sanitizing solution. Drain and air dry.
将溶液灌入压力喷壶内，喷于待消毒表面，使其自然干燥。
Water supply pipes are arranged on the slots, and the other end of a drain pipe arranged at the lower part of a larger slot is provided with a spray head arranged in the outlet of the discharge flue.
槽上各设一根上水管，大槽下部所设的排水管另一端设有喷头并置于出口烟道内。
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