查询词典 spherical cap

Objective To study the dynamic changes of X-ray chest films in pa tients with pulmonary spherical tuberculosisand the significance in evalua tion of antituberculous therapy.

目的探讨肺球形结核X线胸片的动态改变及其对临床抗痨疗效评价的意义。

It was found that for large aperture ratios (the ratio of focal length of the primary to its aperture, as the f-ratio in modern cameras for instance), f/10 or more, the difference between spherical and paraboloidal mirrors was negligible in the performance of the telescope.

结果发现，大口径的比例（比例焦距初级到其孔径，由于架F -比率在现代相机举例来说）， f/10或更长时间，之间的差别球面和抛物面反射镜是微不足道的，在表现望远镜。

Aplanatic: Of or relating to optical systems that correct for spherical aberration.

等光程的，透镜消球差的：矫正球面像差的光学系统或与之有关的

In addition to the sun, other stars may also have their own planets, broadly speaking, any movement around the star, the quality does not meet the thermonuclear reaction can produce the quality of the main sequence stars the approximate lower limit of spherical objects can be called planets .

除太阳外，其他恒星也可能有自己的行星，广义上说，凡是环绕恒星运动的，质量未达到能产生热核反应的主序星质量下限的近似球形的天体都可称为行星。

The zonal translation networks on the unit sphere is constructed with the best approximation of spherical harmonic polynomials and the Riesz means. The Jackson theorem of approximation by such kind of zonal translation is established.

借助于球调和多项式的最佳逼近多项式和Riesz平均构造出了单位球面S上的带形平移网络，并建立了球面带形平移网络对LS(上标 q中函数一致逼近的Jackson型定理。

As the name suggests is a type of doll joints are linked together by the spherical parts.

顾名思义就是这类娃娃的关节处是由球形部分链接起来的。

A closed, spherical ascocarp.

球形的；象球菌一样。

With the increase of the refractive error before refractive surgery, the asphericity of the anterior cornea changes from negative to positive, which leads to the increase of the spherical aberration.

考虑了激光斜入射和反射后的术后非球面系数与Munnerlyn公式的预期值差别不大，术后非球面系数的大小与光区的关系不大。

Algorithms of the generalized spherical harmonics and their fixed integral are researched. A lot of computing methods of the fully normalized associated Legendre function are detailedly discussed.

作者的主要工作和创新点有以下几个方面： 1、研究了广义球谐函数及其相关定积分的数值计算方法。

To compensate for any astigmatic effect , a spherical equivalent prescription may be calculated.

4为了补偿散光的影响，可以计算等效球面的处方。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。