查询词典 numerical constant

This paper analyses several kinds of charge algorism such as constant current, constant voltage and intelligent charge theoretically.

从理论上分析了恒流、恒压和智能等充电算法。

Using analytic continuation in the coupling constant method within the framework of the self-consistent relativistic mean filed theory, we study the energies and the widths of the resonant states in ~(16)O nuclei, and the influences of the coupling constant interval and the Pade approximant order are analyzed.

考察了~(16)O的中子共振态能级，并且详细研究了耦合常数右端点对应能量的变化和Padé多项式的阶数对能量和宽度的影响。结果表明：适当选取耦合常数取值区间可以得到既收敛又稳定的结果。

The angle of every diffraction line of ZSM-5 molecular sieve determinedby X-raydiffraction, we obtained accurate lattice constant by using the least square method, and SiO_2/Al_2O_3 ratio of ZSM-5 molecular sieve according to empirical formula of lattice constant connectedwith SiO_2/Al_2O_3 ratio .

用x射线衍射最小二乘法测定ZSM－5分子筛的晶胞参数，经ZSM－5分子筛硅铝比与晶胞参数关联的经验公式，得到ZSM－5分子筛的硅铝比。

The dynamic characteristics of the rotor running at a constant angular speed or constant acceleration/deceleration were studied.

飞行器的速度变化将会造成等速转子的稳定振幅或等变速转子变速初期振幅的不同。

The spring constant, the mass, the constant of attenuation and the angular frequency of the exciting oscillation can be changed within certain limits.

弹簧振动的劲度系数、质量、衰减量和角频率可以在一定限度内被改变。

In the"willow leaf"TEM horn, the characteristic impedance varies from 50Ω to the 377Ω free space impedance, thus its metal plates have shapes similar to willow leaf. The constant impedance TEM horn consists of two tri-angular metal plates, with it's characteristic impedance at arbitrary cross-section being a constant.

采用FDTD方法，对'柳叶'TEM天线、恒阻抗TEM喇叭天线及低频补偿TEM喇叭天线的反射特性、口面场分布、主轴辐射场特性、辐射场方向特性进行了分析，并对各自的特性进行了比较。

The relation of directions of phase constant and attenuation constant in conductive media ［J］.

导电介质中电磁波相移常量与振幅衰减常量的方向关系［J］。

The results show that there are three discontinuity points at the critical angle of the phase constant, the critical angle of attenuation constant and 90°.

结果表明：入射角在相移常数临界角、衰减常数临界角和90°处，横向偏移曲线存在三个间断点。

Through the international cooperation the metrologists are striving to redefine the mass standard depending on unchanging properties of nature based on the concept of Avogadro constant and Planck's constant.

近年来，计量学家通过国际合作，试图基于自然的不变性质、阿佛加德罗常数和普朗克常数的概念重新定义质量基准。

The result indicates that the poach dissipation of ceramics can be reduced when low impurity constant barium carbonate raw material with spheroidal particles is used;and the relationship of dielectric constant to temperature is more stabilized.

结果表明，杂质含量低、球形颗粒的碳酸钡原料能显著降低陶瓷的水煮损耗，但陶瓷水煮损耗异常和其致密性不存在对应关系。

The small blue capacitor has very high chances to go fully shorted compare to electrolytic capacitor which is very rare.

小蓝电容器具有很高的机会去充分地缩短了比较电解电容器，这是非常罕见的。

In the Italian campaigns of 1513 and 1515, when the Swiss won the victories of Novara and Marignan, he acted as army chaplain.

在意大利的运动， 1513年和1515年，当瑞士赢得了胜利，诺瓦拉和marignan ，他担任军队的牧师。