cosecant是什么意思

网络释义

用法例句

As the inversion problem for singular integrals with cosecant kernel usually has no solution in case of index k<0, we proposed and solved two different new forms of modified inversion problem in this paper.

针对含余割核奇异积分反演问题在指标k<0时一般无解的情况,本文提出并求解了两种修改的反演问题。

The csc2θ shaped beam for radar array antenna is synthesized using symmetrically and implicitly constrained method,which can obtain the optimal shaped beam by controlling the ripple amplitude in the shaped region.

提出了一种用于雷达阵列天线的超余割赋形波束综合方法——间接对称约束法。