查询词典 axis

An astronomical unit is the length of the semimajor axis of the orbit of a hypothetical planet of mass 1/354710sm and period 365.2563835 msd in elliptic motion about the Sun; that is

天文单位的定义改为：当公转周期为365.2568983263历书日时，一个假想的、质量为零的无摄动行星的椭圆轨道的半长径，等于一个天文单位。

F/D! When the plane that cuts the paraboloid is not perpendicular to the axis, elliptic segment of paraboloid is gained, whose focus is not in the geometric center of the parabolic surface, but is more or less shifted towards periphery, depending on the cut angle.

当抛物面切割面不垂直于轴线，就得到椭圆形的截面，它的焦点不在抛物面的几何中心，差不多移到边缘附近，随切割角度而定。

We now know that Earth orbits the sun elliptically and, at the same time, spins on an axis that is tilted relative to its plane of orbit.

我们现在知道地球以椭圆型轨道绕日运行，同时以倾斜于轨道面的纵轴自传。

The lineshape of the spectrum is determined by the function sinc and the spantaneous emission is elliptically polarized only when γ is very large or observed on axis.

数值分析表明：在平面摆动器中附加适当的轴向磁场，可以提高各次谐波辐射的强度，对于基波和较低次谐波，提高更明显。

10 Tool machine emery wheel stalk beard adoption the action press a principal axis, and allocation Italy the MARPOSS be on-line to move balance equip and tool machine allocation concentration lubricate equip, ability in fixed time fixed amount in time of to the part needed to be lubricate carry on auto lubricate.

1.5.10机床砂轮轴须采用动静压主轴，并配置意大利MARPOSS在线动平衡装置并且机床配置集中润滑装置，能定时定量及时的对所需润滑的部位进行自动润滑。

Based on experiment results, we propose a weighted single slice rebinning method, which associates with each emission data a weight, which is inversely proportional to the distance between the emission line and the central axis of the measurement system.

根据实验，我们还提出一种加权单层数据重组方法，这种方法在将一斜放射事件分配到某一切面内时要乘以一权值，此权值随放射线到中心轴的距离增大而减小。

Empty set of flat keys, and bearing axis was checked.

空套轴上的平键和轴承进行了校核。

Two ends of the mixing axis that articulates with the mixing silo are loaded quadruple axle end seal device.

筒体与轴两端的相连处装有四重轴端密封装置。

In higher vertebrates, such as mammals and birds, the mesoderm and endoderm are generated from an axis running through the centre of the embryo.

在高等脊椎动物中，中胚和内胚层在胚胎中心的轴部产生。

Endoderm cells in skin-muscle myofibrils along the body axis ring-shaped arrangement of the contraction of the body slim.

内胚层皮肌细胞的肌原纤维沿体轴呈环形排列，收缩时使身体细长。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。