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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32.Which device can serve the purpose of preventing or controlling fluid leakage along a shaft where it passes through a wall or diaphragm that separates regions with different pressures?
(A)Bearing
(B)Seal
(C)Frame
(D)Housing


32.Which device can serve the purpose of..-阿摩線上測驗