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輪機工程(概要)(包括推進裝置、輔機與輪機英文)題庫下載題庫

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19. The strainers should be installed with ______________ that provide the pre-warning of the necessity for cleaning the strainer.
(A) thermometers
(B) level indicators
(C) pressure drop indicators
(D) flow meters


19. The strainers should be installed wi..-阿摩線上測驗