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单词
air pressure relief vent
释义
air pressure relief vent
relief vent
relief vent
A branch from the vent stack, connected to a horizontal branch between the first fixture branch and the soil or waste stack, whose primary function is to provide for circulation of air between the vent stack and the soil or waste stack.
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palpigradida
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palpitant
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palpitatio cordis
palpitation
palpitations
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palpography
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pa-lru
pals
pals1
pals2
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palsar
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更新时间:2026/1/12 7:54:22