查询词典 planetary

And we're just now announcing the discovery of the fifth planet, the first planetary system with five full planets orbiting a sunlike star.

我们刚才宣布发现了它的第5颗行星，这是第一颗围绕类太阳恒星运转的行星体系。

And we're just now announcing the discovery of the fifth planet, the first planetary system with five full planets orbiting a sunlike star.

并且我们刚宣布第五颗行星的发现，这是我们发现的第一个有5颗全部都是绕这颗类似太阳的恒星运转的行星的星系。

And we're just now announcing the discovery of the fifth planet, the first planetary system with five full planets orbiting a sunlike star.

我们刚宣布发现了第五颗行星，这是第一个与太阳类似恒星有着5颗行星环绕的行星系。

When the teeth ratio of planetary gear is greater than 2 and transmission ratio is less than 1,the transmission will be speeded up from right to left.When the teeth ratio is less than 2,transmission will be slowed down from right to left,and when the teeth ratio is becoming close to 1,transmission ratio will trend towards infinity theorically.

当行星齿轮的齿数比大于2时，传动比小于1，传动自右到左为增速；当齿数比小于2时，传动自右到左为减速；当齿数比趋向1时，传动比理论上趋向无穷大。

A new type of composite CVT( Continuously Variable Transmission) systems, based on dual-mode power-split planetary gear set, is of improved efficiency, power transmutability and speed variable range.

基于正反双向分汇流行星排组的一类新型复合无级变速器系统具有效率高、率容量与速比变化范围大等特点。

In order to improve the working efficiency and quality of the rice transplanter, the kinematics analysis of transplanting mechanism with the new non-circular planetary gears has been performed.

为提高插秧机作业效率和质量，对非圆齿轮行星轮系分插机构的运动特性进行了研究。

Main products include helical gear units,spiral-bevel gear units,planetary gear units,bevel-helical gear units,worm gear boxes,Screw jacks,speed variator,power ranges 0.12-9550kw customer-designed,combined-designed products are also available which also achieve great success.

产品主要有斜齿轮、螺旋锥齿轮、行星齿轮、蜗轮减速机、螺旋升降机、无级变速机、功率覆盖0.12-9550kw的标准系列，及各种专用、组合和非标设计产品被广泛应用，并有骄人的业绩。

This is a milestone in the search and characterisation of planetary systems around stars.

他说：这是此类研究中的一个重大事件，突出了恒星周围的行星系统。

We will continue with our thoughts on long-term planetary cycles, and how their themes tie into the two USA presidential candidates.

我们将继续与我们的想法，就长远的行星周期，以及如何配合他们的主题，把两个美国总统候选人。

In the early days of astronomy before the advent of Newton's f=ma, planetary events were predicted on Ptolemy's model of nested circular orbits -- wheels within wheels.

在天文学的早期，也就是在牛顿的f=ma出现之前，星事都是通过托勒密的嵌套圆形轨道模型，就是那种一个圈套着一个圈的模型来进行预测的。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"