矩

Neutral equation; stochastic functional differential equation; stochastic differential equation with delay; infinite delay; asymptotic propertie; semimartingale convergence theorem; Markovian switching; moment stability; moment boundedness

基础科学，数学，概率论、数理统计中立型方程；随机泛函微分方程；随机延迟微分方程；无限时滞；渐近性质；半鞅收敛定理； Markov调制；矩稳定性；矩有界性

The compensation torque value is reflected on the torque command value to then be provided to the servomotor.

补偿转矩值被反映在转矩命令值上，然后被提供给伺服电机。

The theory and method have extrame value in theory and have important significancy in improvement of the performance of torque converter so that it can be widely used in various vehcle, moreover in the development of our country's economy and four modernizations

大量的理论分析、计算和试验证明，变矩器三维流动设计计算理论和方法是一套先进的具有较高精度的方法，有极大的理论价值，对于提高和改进液力变矩器性能使之广泛应用于各种车辆，进而对国民经济的发展和现代化建设都具有十分重要的意义。

Sliding mode variable structure space vector modulate direct torque control is selected for electro-servo system, and different parts of servo system is modeled.

由于海浪的随机扰动等因素的影响，对电磁转矩的控制成为了伺服控制的关键，最终确定伺服系统的控制方式采用滑模变结构空间矢量直接转矩控制，并建立了系统各部分的数学模型。

Direct torque control has excellent dynamic performance, but it has large ripple on stator flux and electromagnetic torque.

直接转矩控制系统具有良好的动态响应，但转矩及磁链的脉动较大。

The equations of optimal probability density function of stochastic variable or limit state function are derived by use of the higher moments of the function.

一次二阶矩法主要利用随机变量的均值和方差信息以及分布概型来计算结构的失效概率，属于低阶矩法。

The relations forobtaining the phase diagrams,sublattice and the total magnetizationcurves,internal energy and specific heat has been presented.

给出了子晶格磁矩、总的平均磁矩、内能和比热的计算公式。

The cancellation mechanism for various SUSY contributions to the electric dipole moments of electron and neutron are investigated.

本文还讨论了电偶极矩对CP破坏模型的限制，研究了对电子和中子的电偶极矩的超对称贡献的抵消机制。

This paper introduces the specialties of giant telescope mount control system,analyses the non-linear disturbance which reduces the performance of control system,compares two robust control theory and points out that H-infinity control theory is more suitable for telescope mount control system.

基于H∞控制理论，将非线性摩擦转矩处理为标称系统的输出端乘法摄动，把克服非线性摩擦转矩的影响转化为提高系统对模型摄动的鲁棒性；同时也考虑了系统对风扰力矩的抑制能力。

Through the research on this paper, it indicates that the advanced technology can improve the performance of induction motor direct toque control.

通过本文的研究，表明了将先进控制方法引入直接转矩控制，可以有效的改善感应电动机直接转矩控制的性能。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。