英语词汇“u-trap”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	u-trap
释义	U-trap running trap running trap A depressed U-shaped section of pipe in a drain; allows the free passage of fluid, but always remains full, whatever the state of the pipe, so that it forms a seal against the passage of gases.
随便看	benzoporphyrin derivative monoacid ring a benzopurpurin 4b benzopyran benzopyrazine benzo pyrene benzopyrene benzopyrene diol epoxide benzopyrenes benzopyrine benzoquinone benzoquinones benzoresorcinol benzosol benzosulfimide ben zo terug benzothiadiazide benzothiadiazides benzothiadiazine benzothiadiazines best available retrofit technology best available technique not entailing excessive cost best available technique reference notes best available technology economically achievable best available technology economic analysis best available technology not entailing excessive cost

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U-trap