Application Research on Multi-frequency Pseudo-random Astatic Rotary Magnetic Radiator 多频伪随机无定向旋转磁场辐射装置的应用研究
Has a moving magnet and astatic coils arranged to cancel the effect of the Earth's magnetic field. 用移动的磁铁和无向的线圈的排列来消除地球磁场的作用的仪器。
Application of astatic lead to geotectonic investigation for Yellow River dike 无定向导线在黄河堤防工程地质勘察测量中的应用
In Newtonian approximation and weak gravitational field, acceleration of a particle in a spherically symmetric and astatic gravitation field is zero. The result is obviously not in agreement with gravitational phenomena. 在牛顿近似和弱场近似下,相应于矢量场的反引力与相应于张量场的吸引力互相抵消,使得检验粒子在球对称静态引力场中的加速度为零,这显然与牛顿万有引力现象矛盾。
It presents detailedly basic theory about solar radiation 、 soil temperature field and generation of methane. And it establishes the math model of astatic heat transfer around the digester fermenting. The math model is dispersed by the use of control volume integration. 在理论方面,详细介绍了太阳辐射、土壤温度场、沼气产生的基本理论知识,同时建立了沼气池周围土壤不稳定传热数学模型,并用控制容积法对数学模型进行了离散。
In this paper, coordinated design of a power system stabilizer ( PSS) and astatic phase shifter ( SPS) using genetic algorithm ( GA) is investigated. 本文运用遗传算法对电力系统稳定器(PSS)和静止移相器(SPS)的综合协调设计进行了探讨。
Calculating Method of Astatic Annexed Traversing 无定向附合导线的测量计算方法
Abstract WWS-1 type digital-double astatic magnetometers are being produced in batches by Beijing Geological Instruments Factory. wws-1型数字双无定向磁力仪由北京地质仪器厂批量生产。
In this paper, by using the fastest response method, A formula for the design of N ≥ 2 order astatic sampled data control system is proposed. 本文利用最小响应法给出了N≥2阶无静差采样控制系统的设计公式。
The design of astatic wire computation program 浅谈无定向导线计算程序设计
The error check of the astatic traverse 无定向导线的粗差检验
Optimum dynamic synthesis of high order astatic sampled-data control system 高阶无静差采样控制系统的动态综合
The measurement of magnetic susceptibility tensor and remanent magnetization vector with an astatic magnetometer 用无定向磁力仪测量磁化率张量与剩余磁化强度矢量