黑洞的性质真正在定义上包括质量、电荷及旋转。
Properties of black holes are indeed be defined by its mass, charge, and spin.
设计和建造自己的轨道和注视球的运行及旋转周围。
Design and build your own tracks and watch the ball runs and spins around.
该机生产的生坯采用热风旋转炉及隧道炉烤均可。
The green production with hot rotating furnace and tunnel stove roast.
文中介绍该旋转装置的结构、工作原理及特点。
This paper introduces the construction, principle and features of the device.
文中介绍该旋转装置的结构、工作原理及特点。
This paper introduces the construction, principle and features of the device.
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