Also, use of the Math: : Complex module made simulating two-dimensional motion a trivial task.
此外，Math：Complex模块的使用使得模拟二维运动成了小事一桩。
See a dimensional large-screen motion picture about the Grand Canyon in the evening.
晚上看有关大峡谷的立体大屏幕电影。
The simple and reliable three-dimensional plane motion principle is used.
用三维平面运动原理，简单可靠。
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。
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。
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