英语词汇“upper structure”的读音、翻译、释义、用法及例句-智慧网

词汇	upper structure
释义	upper structureupper structure1.■上部结构
随便看	extraction steam regulation extraction steam turbine extraction-step extraction stop and non-return valve extraction stop valve extraction suppresion extraction suppression extraction temperature extraction thimble extraction titration extraction tool extraction tower extraction tube extraction turbine extraction turbo-generator unit extraction type extraction valve extraction ventilation system extraction vessel extraction voltage extraction window extraction yield extractive extractive crystallization extractive distillation

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