查询词典 ac

A slight change must be made in the design in order to use this type of meter on AC.

为了将这种类型的仪表应用在交流，我们还要在设计中做一些微小的变化。

The case study from application of this approach to the eroded thickness calculation of Middle-Upper Ordovician in Ac...

运用该方法对阿克库勒凸起中上奥陶统的剥蚀地层厚度进行了计算，结果表明，中上奥陶统在该区的剥蚀厚度为0～610m。

Through the theory analyses of PMSM timing and the research of field orientable control, this paper theoretically prove another great achievement of field orientable control in the fields of AC motor timing.

本文通过对永磁同步电动机调速的理论分析，以及磁场定向控制的研究，从理论上证明了磁场定向控制在交流电机调速领域上的又一次重大发展。

Direct torque control is another high performance control technique of AC motor, it discard the decouple idea of vector control, but adapt flux oriented control and transient space vector theory, directly control stator flux and torque, it has the advantage of rapid torque response and less relying on stator parameters, but has the disadvantage of bigger torque ripple.

直接转矩控制技术是继矢量控制技术之后的又一种交流电机高性能控制技术，它摈弃了矢量控制中解耦的控制思想，采用定子磁链定向和瞬时空间矢量理论，直接对电机定子磁链和转矩进行控制，具有转矩响应快、对电机参数依赖小的优点，但它的不足之处就是存在转矩脉动。

A design method of multiple output power supply with UPS function is presented.

介绍了一种带有UPS功能的多路输出电源的设计方法，该电源第一级为AC/DC电源，并带有蓄电池负载。

Suppression of Sus ac tivity by 70% or more in t he ovule epidermis led to a fiberless

此类胚珠的棉纤维的起始很少或缩小。Sus 的抑制水平与纤维起始的抑制程度密

Comparing with "AC Class","Sleeper Class" is too terrible, I will never take this class coach any more!The whole night, all kinds of smell and noise of packman mixed together, no glass for windows, I just lay myself on the berth even without sleep bag, only with a scarf holding myself...No sleep for whole night!

比起空调卧铺，普通卧铺简直太乱了，发誓再也不做这样的火车了，一晚上各种味道、和叫卖声混杂在一起，窗户没有玻璃，我连睡袋也没用，蒙着大围巾紧紧捂着随身的腰包凑合躺了一晚上-一夜未眠！

They also found that from the paleolith age tothe Neolithicage and then to civilized age, the ancient people never stopped ac t ing along, Zhujiang River Valley It shows that Zhuang Dong language ethnic gr ou ps are the creators of the mythology, and these myths are possible the main ori gin of Pangu mythology.

这些神话可能就是盘古神话的主要来源。壮侗语民族；创世神话；原始性；体系性；序列性

Objective To assess the value of CT in the diagnosis of ac ute pancreatitis.

目的评价CT在急性胰腺炎诊断中的价值。

Stability and control strategy for parallel operation of AC and DC transmission systems.

交直流混合系统电压稳定性分析的研究。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。