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- polar axis mount 极轴座架
- The alignment of the polar axis and the monitoring of the guiding process require absolute accuracy. 极轴的摆放及追踪过程必须十分准确。
- Because of its oblate shape, the moment of inertia of the earth is a maximum about the polar axis and minimum about an axis in the equatorial plane. 由于地球是扁球体，绕极轴惯量矩最大，而绕在赤道面内的轴的惯量矩最
- A system of coordinates in which a point is located by its distance and direction (angle) from a fixed point on a reference line (called the polar axis). 一种用点离基准线上(称极轴)固定点的距离和方向(角度)来表示点位置的坐标系统。
- Based on the characteristic of ESG polar axis stabilizing in inertial space, the principle of ESG strapdown system attitude initial alignment using astronavigation algorithm is discussed in this paper. 由于极轴在惯性空间稳定的特点使静电陀螺捷联系统在姿态初始对准时可应用天文导航原理。
- These material periodicity regular movements and so on convection as well as Earth polar axis rotation are possibly the basic source powers which the terrestrial magnetic field produces. 这些对流以及地球极轴自转等物质周期性规律性运动可能是地球磁场产生的根本源动力。
- The variations of the ratio between stomatal polar axis and outer stomatal ledge aperture, as well as leaf indumentum of Lasianthus species are well correspondent to their habitats. 粗叶木属植物叶气孔长轴径／径轴变化幅度比较大以及叶表皮上的毛被多样化均能反映其对生态环境的适应变化。
- hour angle-declination axis mount 时角赤纬轴座架
- The bail connecting the most inferior gimbal axis to the next gimbal axis mounts the meridian accelerometer. 把最里面的框架轴与第二框架轴连接在一起的框架上安装了子午线加速度计。
- Sidereal Polar Axis Celestial Equipment 恒星极线轴太空设备
- The two systems of government are polar opposites. 这两种政体正好相反。
- In the applications of polarization maintaining fiber (PMF), the precision alignmet of the polarization axis of PMF is one of the key technologies. 在制作保偏光纤器件时，一项关键的技术就是要能精确地确定保偏光纤的偏振轴。
- It's many years since Mount Vesuvius last erupted. 维苏威火山上一次喷发至今已有很多年了。
- His debts continued to mount up. 他的债务在不断增长。
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- It'll cost a lot of money to mount this play. 上演这个剧本要花许多钱。
- The general had an excellent mount. 将军有出色的坐骑。
- The horse shied off when I tried to mount it. 我试图骑上马的时候，马却惊恐地躲开了。
- A Method of Precisely Adjusting the Polar Axis of an Equatorial Radio Telescope 一种赤道式射电望远镜极轴的精密校准方法
- The heavy ax was awkward to use. 这把重斧头不好用。
