Variability of clay mineral assemblages in the Western Pacific Warm Pool(WPWP) over the past 370 ka shows the prominent ......

作者针对动力调谐式陀螺仪最大进动角速率较小的不足，提出了一种结构简单、作用原理新颖的力矩器结构形式，由其构成的动力调谐陀螺仪......

We determine nonlinear transformations between coordinate systems which are mutually in a constant symmetrical accelerat......