“trap seal”的概念、定义、翻译、参考文献-科学参考

单词	trap seal
释义	trap seal [`trap ´sēl] ^{CIVIL ENGINEERING} The vertical distance between the crown weir and the top of the dip of the trap in a plumbing system.
随便看	disintegration energy disintegration family disintegration of measure disintegration rate disintegration series disintegration voltage disintegrator disjoint sets disjunct endemism disjunction disjunctive search disjunctor disk three-wire generator three-wire system threonine thresh thresher thresher shark threshing machine threshold threshold contrast threshold depth threshold detector threshold dose

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