查询词典 ray velocity

The theory is based on the complex hydromagnetic equations of nebula ,which are simplified approximately to the equations of velocity.

把星云的复杂的磁流体动力学方程，近似简化为只与速度相关的方程，则得到一个可解的简单模型。

By considering the influences of initial packing fraction, shear rate and friction coefficient on the shear velocity profile, local packing fraction and coordinate number, we have investigate the mean flow features inside shear granular flows.

根据初始体积分数、剪切率、摩擦系数等对系统内剪切速度廓线、局部体积分数和配位数等的影响规律，分析了剪切颗粒系统的平均流动特征。

By using two models to calculate the osmotic pressure, its propagation velocity could he got clearly.

还分别阐述了这两种水压力在不同应力状态下对岩体裂隙的影响。

Engineers realized that the plane would never be able to reach orbital velocity on its own.

工程师们已经认识到，这种喷气机自己永远不能达到地球轨道的速度。

Orbital velocity and position of each of, for beginners who have some knowledge of the track usefulness.

详细说明：轨道根数与位置速度互化，对于初学轨道知识的人有一定的用处。

So he compiled data on more than 20,000 stars from existing sky surveys whose position in our galaxy and orbital velocity had been accurately measured.

这样，他从现有的天空观测资料中搜集到20，000多颗恒星的资料。这些恒星都位于我们银河系，对它们的轨道速度已经有过精确地测量。

As the vehicle climbs, the engines are aligned with the flight directional axis of the vehicle, and remain in this position until orbital velocity is achieved.

作为汽车爬升，引擎，是不结盟，与飞行方向轴的车辆，并停留在这一立场，直到轨道速度的实现。

Formation control law is advanced based on formation elements and relative orbital velocity increase △v.

系统研究了用于航天器相对轨道机动的航天器相对轨道运动双脉冲控制及其最优控制，提出了基于相对伴随轨道要素和相对轨道速度增量的相对伴随轨道控制律。

He based this relationship, using astronomical parameters calculated that each of their counterparts in Gua stars the average orbital velocity and density values were a secret.

他依据这个关系，利用天文参数进行计算，证明出每一对应卦位所属星体的平均轨道速度和密度均分别为一个密值。

Despite its orbital velocity the earth appeared to be at rest relative to the Michelson-Morley experiment is the most significant "negative-result" experiment ever performed.

无论仪器相对地球是静止还是有一定速度这是一个重大的&否定结果&的形式出现。

Salt is good, but if the salt becomes flat and tasteless, with what do you season it?

14：33 盐本是好的，盐若失了味，可用什么叫它再咸呢？

He reiterated that the PLA is an army of the people under the leadership of the Communist Party of China.

他重申，人民解放军是在中国共产党领导下的人民军队。