微分

These have been developed by the numerical integration of the differential equations of gas motion for a spherical blast wave in air.

这些都是根据空中球形爆震波气体运动的微分方程的数值积分得到的。

A differential equation for calculating squeeze-film air damping in slotted plates is developed by modifying the Reynolds equation.

推导出了一个适用于槽板结构压膜空气阻尼的微分方程。

A differential equation that is generally effective for squeeze-film air damping of perforated plate and non-perforated plate as well as in MEMS devices is developed.

推导建立了一个用于微电子机械器件压膜空气阻尼的一般化微分方程。

The explicit solution expressed by elementary function of equations of heat and mass transfer in spray air washer is solved.

利用常微分方程研究喷水室热质交换方程组的解，得到了各断面空气的干球温度和含湿量及水温之间的关系式，得出了喷水室热质交换方程组用初等函数表示的显式解，给出了各种状态参数情形下解的表达式。

In this paper the dynamics characteristics are analyzed theoretically at first. According to the unique configuration and mechanics characteristics, the mechanics model and kinetic differential equation of the half-tracked air-cushion vehicle are established. Algorithm of mechanics and lifting-state parameters are put forward and analyzed. And variation ranges of the driving state parameters are obtained and the corresponding influence factors are analyzed. The further qualitative studies on control model are carried out.

因此，本文首先从理论上分析了半履带式气垫车的动力学特性，根据半履带式气垫车的独特结构和力学特性，建立了半履带式气垫车的力学模型和相应的运动微分方程，提出并分析了在纵摇与升沉运动时，半履带式气垫车的力学参数和垫升状态参数的计算方法，得到了在行驶过程中各运行状态参数的变化规律，并分析了相应的影响因素，进而对控制对象模型进行了定性研究。

Because of error by dispersing albinism differential equation, the response of difference equation is changed relative to differential equation.

由于离散化引入了误差导致白化微分方程和差分方程的响应发生了变化。

They are studied for their global properties by the methods of algebra and algebraic topology and form a natural domain for the global analysis of differential equations.

它们的整体性质用代数和代数拓扑的方法进行研究，并且形成微分方程式的整体分析的一个自然的领域。

They are studied for their global properties by the methods of algebra and algebraic topology and form a natural domain for the global analysis of differ tial equations.

它们的整体性质用代数和代数拓扑的方法进行研究，并且形成微分方程式的整体分析的一个自然的领域。

The differential equation and algebraic equation are calculated separately so as to use proper methods based their own characteristics.

将微分方程与代数方程的解算问题分离，根据各自的特点选用适当的方法求解。

In this paper, we investigate the problem of the existence of transcendental meromorphic solutions of a type of algebraic differential equation and obtain a result.

讨论了一类代数微分方程的超越亚纯解的存在性问题，得到了一个结果。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。