cosine wave造句

• Are used in above deduction . therefore it is necessary for us to review the basic concepts of quantum mechanics and relativity from the deflection notion of analytical space - time so as to get a profound math expression - space - time wave function stwf to link relativity up to quantum mechanics . assuming that one plane cosine wave travels along
  因此，我们有必要从解析时空理论的时空偏转原理出发，对量子理论和相对论的基础概念重新认识，进而得到更广泛更深刻并将量子理论和相对论连系在一个方程下的新的数学表达式-时空波函数。
• This paper introduces the calculation of the loads of different waves and the combination of sine wave and cosine wave . furthermore , stressing on discussing the corresponding problems of the fem of the whole structure and putting forward the basic principles of building a fleet . taking a fleet for example , the paper discusses the whole response of the fleet and the local response of it according to different load cases
  本文介绍了船舶的波浪载荷计算及按动态载荷法进行载荷分量组合，而且研究了结构有限元模型的有关问题，给出了结构的模型化原则；本文以一条051舰为例，讨论了不同的工况下整船舰艇结构应力的响应以及局部结构的响应。
• Based on the method , this dissertation deals with several kinds of signals including cosine wave ( cw ) , linear frequency modulated ( lfm ) and multi - component signal , furthermore the systematic comparison of estimation effect among cwt and several other usual methods as well cramer - rao bound ( crb ) is given
  基于上述方法，文中分别对单频矩形脉冲信号、线性调频脉冲信号以及多分量信号进行了瞬时频率估计，并与其他几种常用瞬时频率估计方法的性能以及crb进行了系统比较。