planetary motion的例句大全

The Metric Tensor of Gravitational Field and the General Relativity Effect in Planetary Motion

引力场的度规张量及行星运动的广义相对论效应

( astronomy) one of three empirical laws of planetary motion stated by Johannes Kepler.

（天文）开普勒三个天体运动定律之一。

Applications to physics: the oscillator and planetary motion.

物理上的应用: 谐振和行星运动.

Obtained the parts size conditions which meet the reciprocating linear motion. ( 2) Established the mathematical model with the most compact in structure for target and the size to realize cutter bar movement, the rules of planetary gear design, the rated capacity as the constraints.

以体积最小为目标函数，以满足能实现割刀运动的尺寸条件、满足行星齿轮设计过程中的尺寸条件、满足额定承载能力条件等为约束条件，建立行星齿轮传动机构优化设计的数学模型。

a new way of exchange between rotation and reciprocating motion through planetary driving was introduced, which was different from the one realized by piton pump moving with cam, brace and link.

采用行星齿轮传动方式实现从旋转到直线的往复运动，不同于现有柱塞泵由凸轮、曲柄连杆或斜盘实现往复运动的方式，没有滑靴等高压力作用下高速滑移的元件。

Motion Analysis of the Planetary Gear Drive of the Double Crank Type

双曲柄式行星齿轮传动的运动分析