“roof drain”的概念、定义、翻译、参考文献-科学参考

单词	roof drain
释义	roof drain [`ruüf ´drān] ^{BUILDING CONSTRUCTION} A drain for receiving water that has collected on the surface of a roof and discharging it into a downspout.
随便看	present value present-worth factor preservative preset preset guidance preset parameter preset tool preshrunk presintering presoma presort presque isle press press bonding press camera press drip pressed brick pressed density pressed-disk technique pressed distillate pressed glass pressed loading press fit press forging press forming

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