圆形

To the quality of the 3 power of 10 kg satellite launched into a circular orbit near the ground, if produced by incomplete combustion of fuel, 1% of heat into a satellite in orbit at the time of kinetic energy, fuel quality test for m at least how much?

要把质量为10的3次方千克的卫星发射到地面附近的圆形轨道上，如果燃料完全燃烧产生的热量有1％转化为卫星在轨道上运行时的动能，试求燃料质量m至少为多少？

Circular accelerator ; equilibrium orbit ; two-point boundary value problem ; non-linear differential equation

圆形加速器；平衡轨道；二点边值问题；非线性微分方程

LRO's final orbit will be a circular polar orbit approximately 50 km above the Moon's surface (a little over 30 miles).

LRO的最终轨道将是一个圆形极地轨道，离月球表面（略微超出30英里处）约50公里。

A slight elongation of the innermost stable circular orbit?

如果将围绕黑洞的轨道调至尽可能的小（即轻微拉长最内层的稳定圆形轨道），对岁差率有何改变？

By the array composed of many concentric circular ring array of broadband signal processing at up there is more advantage.

由同心圆阵组成的多圈圆形阵列在宽带信号处理上有更强的优势。

A circular ring of metal for holding keys.

一个用来穿钥匙的圆形金属环。

Ring: a circular object, form, or arrangement with a vacant circular center.

圈，环状物体，形式和排列，有一个空的圆形中心

An optimum threshold level is found that minimizes distortion of the power spectrum for speckle data of the circular and ring apertures.

针对具体的圆形和环形散射屏引入的散斑图样，采取使处理前后的功率谱偏差最小的方法，找出了最佳的阈值。

Can be replaced without needle injection head: no needle injection by the injection of the top head, piston, and a circular ring formed ...

可更换的无针注射头：无针注射头由注射顶端、活塞和一个圆形密封圈组成。。。。

The parabolic mirror reflected a circular ranging ring which was adjustable to various diameters representing various wingspans.

抛物面镜反射一个圆形的测距环，测距环可以依据不同的翼展来调节不同的直径。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。