介绍了ADV微分浮阀塔盘的结构特点及其在常压蒸馏装置中的工业应用情况。
The structure features of ADV differential floating tray are described together with its application in atmospheric distillation unit.
本文对解微分方程法得到的几个特解进行了较为详细的讨论，从而给出了更接近实际情况的泵阀运动今式，提出了一些新看法。
Some special solutions derived from differential equations are discussed in greater detail and thereafter formulas approaching the actual movements of pump valves are given in this paper.
介绍了ADV微分浮阀塔盘的结构特点及其在芳烃抽提装置改造中的工业应用情况。
This paper introduced the design features of ADV advanced micro-dispersion valve tray and its application in aromatics extraction unit.
采用高频脉宽调制功率驱动电路进行电磁阀的高速强力驱动，并利用电流微分信号有效反馈了控制阀关闭始点。
The ECU accomplishes the fast energizing of the solenoid valve by driving circuit with high frequency PWM, and detects the start of injection by the differential signal of driving current.
该方程是关于液缸内液体压力、泵阀升程与泵阀运动速度的一阶常微分方程组。
The new model is a first-order ordinary differential equation group for the fluid pressure in the cylinder...
并介绍了adv微分浮阀塔板的工业应用情况。
可以证明本系统的这种观测量是伺服阀的负载压力，而所谓补偿器是一个一阶微分环节，因而容易实现。
It also testifies the intermediate variate in the system is servo valve loading pressure ; compensator is a first derivative element.
可以证明本系统的这种观测量是伺服阀的负载压力，而所谓补偿器是一个一阶微分环节，因而容易实现。
It also testifies the intermediate variate in the system is servo valve loading pressure ; compensator is a first derivative element.
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