查询词典 spheric

To improve the performance of zoom systems and achieve a good imaging quality in WFOV, and to simplify the mechanical structure for the convenience of design, process and adjustment, a design concept that combines the conventional spheric optics with the aspheric optics was introduced in the design of zoom lens.

为提高变焦距系统的工作性能，使其在大视场时仍具有良好的像质，且系统结构简单，易于机械设计、加工及装调，在设计中引入了传统球面光学设计与非球面相结合的设计思想。

Thus, assuming the Moon's early history was similar to Earth and had analogical layered and spheric structure, we argue that hot mantle plumes were activated before 3.0 Ga.

基于月球演化的早期存在与地球相似的层圈构造和类似的演化历史的假设，我们认为地幔柱活动在30亿年前的月球历史中广泛存在。

Then, from the solid—liquid two phase flow theory, considering all the forces acted on the solid particle, the movement equations of single spheric particle are established.

然后，从固液两相流理论出发，导出单个球形泥沙颗粒的运动方程，由此建立泥沙颗粒的随机运动模型。

With its reinforced glass shield being spheric, pleasant and practical,this model of machine has been widely installed in industrial and mining enterprises such as power plants, rubber plants and mechanical works as well in civil buildings as roof fan.

风帽采用玻璃钢制作，曲面过渡圆滑、美观大方、实用性强、广泛应用于发电厂、橡胶厂、机械制造等工矿企业及民用建筑的屋顶送排风，其性能参数与T35风机相同。

Some applied examples show that the differential relationship not only contains fundamental content in geometrical optics, such as the three laws of geometrical optics, imaging formula of single spheric face, but is another form of differential equation of the light ray.

通过应用示例可见，此微分关系式包含了几何光学的3个实验定律和球面镜成像公式等，而且是光线方程的另一种表达形式。

On the special structure of the Lower Latitude Meridian Circle and the practice of determining astronomical refraction in Yunnan observatory,a new method for improving the correction accuracy of the atmo- spheric refraction delay is proposed:the determined data of the astronomical atmospheric refraction values with different azimuths are utilized to find the refractivity and the param- eters of mapping functions for modeling the atmospheric refraction delay correction,which changes with the observing stations and azimuths.

根据云南天文台低纬子午环的特殊结构，和测定大气折射的实践，提出了提高折射延迟改正精度的新方法，即：利用各观测站不同方位从天顶附近直到低地平高度角的天文大气折射实测数据，求解得到折射率差和映射函数的参数，从而建立随测站和随方位而异的大气折射延迟改正模型。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。