对带有常数滞后的微分方程系统的控制过程，我们给出了最优性的必要条件。
For control process in the systems of differential equation with constant lag necessary condition of optimality of singular control is found.
文章将建立了具有分段常数滞后变元微分方程组振动的一个充分条件，并讨论其非振动解的渐近性。
The present paper is devoted to the oscillations and nonoscillations of a kind of impulsive delay differential equations with piecewise constant argument.
利用测出的比例常数和滞后角，对高速磨削过程中出现的不平衡振动，可实现转子系统一次试加重的快速动平衡。
With the measured ratio and lagging Angle, in the process of field balancing for high speed grinding, the rotor system can attain quick balance just adding balancing mass one time.
衡量过程具有纯滞后的大小通常采用过程纯滞后和过程惯性时间常数之比。
Measure the size of the process is usually higher than with a pure lag time delay process and the process of inertia time constant use.
衡量过程具有纯滞后的大小通常采用过程纯滞后和过程惯性时间常数之比。
Measure the size of the process is usually higher than with a pure lag time delay process and the process of inertia time constant use.
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