| 单词 | three-speed gear |
| 释义 |
three-speed gear听听怎么读
英 [θri: spi:d ɡi?]
美 [θri spid ɡ?r]
是什么意思 三速链轮；三连齿轮； 学习怎么用 权威例句Three-speed gear shifting box for power-driven tools
An approach for the kinematic design of three-speed gear mechanisms for electric bicycles The Systematic Design of Automatic Three-speed Gear Hub for Bicycles The fly with the three-speed gear shift Three-speed gear shifting box for power-driven tools The Design of Three-speed Front Internal Gear Hub for A Bicycle A BELT PAPER KYMOGRAPH WITH A THREE SPEED GEAR SHIFT Study Of Three Speed Gear Box The Relative Speed Gear Instantaneous Center Theorem of Three-Gear Mechanisma and Its Application Change-speed gear, especially for bicycles |
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