Spherical gear mechanism is a new type of gear which can transfer two-dimensional overall motion.
球齿轮机构是一种能传递空间二维运动的新型齿轮机构。
The cycles of the four phases set into motion an overall feeling process.
这四个阶段的循环会成为一个整体的感受过程。
The cycles of the four phases set into motion an overall feeling process.
这四个阶段的循环会成为一个整体的感受过程。
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