rotary device
英
美
- 旋转装置
双语例句
- They are developing a new turning mechanism for the device.
他们正在研制这一设备的新的旋转装置。 - The Lead Pump is usually of the simple rotary design which requires little attention.
铅液泵通常是一个简单的旋转装置，很少需要维护。
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