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water door
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water door
Encyclopedia
工学
水害治理
释
water door
水闸门
为避免因停电及排水设备发生故障或因较大突水造成淹井事故,而在通往水害威胁地区巷道的总汇合处、井底车场、井下水泵房等巷道内设置的用于拦截水流的防水设施。
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night vision training for military flight
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Ni Guangnan
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Nihal
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NIH guidelines for research involving recombinant DNA molecules
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nihon kanshibun/Japanese-Chinese poetry
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Nihon University College of Art
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更新时间:2026/7/27 8:23:16