3109| 9
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水輪機之導水機構~ |
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點評
是個靜子部件,水通過導葉后進入轉子,這樣能獲得最合適的沖角。
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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