| 单词 | expansion gear |
| 释义 | expansion gear膨胀设备詞目：Expansion gear 1908顏惠慶英華大辭典Expansion gearn.1A combination regulated by the governor for varying the supply of steam to the engine, 水汽制勻機, 阻汽裝置(制汽入機多少之具)水汽制勻機、阻汽裝置(制汽入機多少之具)p 823 1908顏惠慶英華大辭典 1筆expansion gear膨脹裝置海事 |
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