可返回时间不小于动作时间的70%。
在软件上对动作时间的确定及曲线比较给出实现算法。
In software, algorithms are provided to ascertain action time and to compare the curve.
设计了测量继电器动作时间与释放时间的自动测试系统。
The automatic test system which can measure action time and release time of the relay is designed.
结果表明，优化方案满足设计要求，动作时间明显减少。
The results indicate that the optimal scheme satisfies au design requirements, and the operating time is greatly reduced.
其基本保护采用零序过电压保护，动作时间采用反时限特性；
The inverse time delay characteristic is adopted by the basic zero-sequence over-voltage protection.
通过数值求解得出了阀关、开过程的动态曲线及动作时间等重要参数。
The dynamic curve and the important time parameters which describe the close-open process of valve have been given with the numerical calculation.
传统保护存在后备保护动作时间过长和不能区分线路过载与故障等不足。
The traditional protection has some shortcomings: long operation time of backup protection, not distinguishing overload from fault of line and so on.
对它们使用的特点，如动作时间、保护范围和通流能力等进行了分析和比较。
The operating characteristics of these methods such as response time, scope of protection and capability of current are analysed and compared with.
本文介绍了PT CR过电流动作时间测量原理，仪器的电路设计和基本性能。
This paper presents the theory of PTCR actuation time measurement, the design of circuits, and performance of the instrument.
介绍了棒材上冷床过程中抛钢距离及裙板动作时间公式的推导与生产实际的验证。
The mathematical models which calculate the distance of throwing steel and the moving time of brake plate in the process of cooling bed were given in this paper.
实验结果表明，动作时间及电流动作值精度在2%以内，保护装置运行稳定可靠。
Test results show that time duration and current operating value precision are less than 2%, and the functions of the protection device are reliable.
本文的目的在于论述与安全有关的漏电保护的两个参数——动作电阻值和动作时间。
This paper is to demonstrate two parameters of earth-leakage protection relevant to safety-value of operating resistance and operating time.
当电器元件的动作时间可能影响控制线路动作程序时，必须考虑元件的动作时间及配合方法。
Operation time of equipment components and cooperative methods must be considered if the operation time of the components will influence motion process of control circuit.
结合德士古气化装置实例，介绍一种对安全系统中的程控联锁阀门动作时间进行测试的方法。
The Texaco gasifier plant is set as an example, a test method of the stroke-time of the interlock valves for the safety system is introduced.
断路器遇故障分断后，智能控制器能显示出故障类别、故障相序及故障电流值、分断动作时间值。
Type of fault, phase sequence, value of faulty current and breaking action time will be indicated on the intelligent controller promptly if breaker turns off because of faults.
并就散热环境对动作时间的影响进行了研究，探讨了PT C材料稳定性对所制备保险丝性能的影响。
The effect of heat dissipation on response time of fuse was also investigated. The dependence of property of fuse on the stability of PTC material was discussed.
介绍了一种由微机控制的对DL、DY-20c系列电流、电压电磁继电器动作时间及抖动时间自动检测的方法。
This paper introduced the method of the automatic measurement of DL (DY) - 20c series current (voltage) electromagnetic relay movement time and vibration time controlled by computer.
为了确保磁保持继电器可靠动作，施加到线圈上的激励电压须达到额定值，且脉冲宽度设置须达到动作时间的3倍以上。
Ln order to ensure the reliability of relay coil voltage, must reaeh value, the pulse width must be 3 times more time.
在每次测试第一次通电过程中，控制动作时间比较电路启动，同时数字信号处理芯片自动记录每一路的热敏电阻的动作时间数据，并进行处理。
In the first course of testing, the operating time of compare circuit is brought into play, synchronously, digital signal processor clock all the testing circuits operating time and keep these .
他用更多的时间来完善他的舞蹈动作而不是健身。
He spent more time perfecting his dance moves instead of gym work.
这节课余下的时间里我们做“分解动作”——只动我们的肩膀、肋骨或臀部来建立“身体意识”。
We spent the rest of the class doing "isolations"—moving just our shoulders, ribs, or hips to build "body awareness''.
慢动作也有助于我们进行长时间的深呼吸。
这个孩子完美的动作让人更加难以相信他在不到两年的时间里就学会了这些技能。
His perfect moves make it even harder to believe that this kid learned these skills in less than two years.
我们很高兴看到，我们能够把一个抽象的概念，例如时间，用身体动作表现出来。
It was pleasing to us that we could take an abstract concept such as time and show that it was manifested in body movements.
而是意味着说中文的人不必一定考虑如何说清楚他们所要描述的动作发生的时间。
But it does mean they are not obliged to think about timing whenever they describe an action.
试验表明RBD人员做梦时有90%的时间观看的动作与其行为同步。
For 90 percent of the time an RBD sleeper's gaze synchronized with mimed dream actions.
参见调优时间和动作的持续性。
Timestamp：这个动作必须发生的时间，可能与里程碑最后期限相关。
Timestamp: The time this action must take place. Might be relative to milestone deadline
Timestamp：这个动作必须发生的时间，可能与里程碑最后期限相关。
Timestamp: The time this action must take place. Might be relative to milestone deadline
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