电网

The National Sea Life Sanctuary in Oban has installed an electric fence and surveillance cameras to protect its Canadian guests, Fingal and Sula, according to The Independent.

据英国《独立报》报道，位于英国奥本的"国家海洋生物救护所"已经为这两位加拿大远道而来的"贵客"--芬戈尔和苏拉--安装了电网和监控相机，以保护它们的安全。

The flashover of power equipment due to contamination, especially in large area is serious problem in power system.

污秽条件下的电气设备外绝缘问题一直是电力系统的重大问题，由大面积污闪引发的停电事故严重威胁着电网安全运行。

Cause and countermeasure of pollution flashover in Henan electric power network at the beginning of 2001.

高航。2001年初河南电网发生污闪事故的原因与防范措施。

There are two main problems that power system faces, one of which is stability, and the other is pollution flashover.

电网目前面临的两大难题一个是稳定性问题，另一个就是污闪。

With the development of national economy and ecological condition deterioration, alone with increase of voltage class and the electrical networks expansion, flashover due to contamination is more outstanding.

随着国民经济的迅速发展和生态环境的恶化，以及输电电压等级的不断提高和电网分布范围的扩大，这一问题越来越突出。

This paper studies the simulation method of tie line power flow control among areas of an interconnected network in load flow calculation.

本文对潮流计算中互联电网各区域间的联络线功率控制的模拟计算方法进行了研究。

Putting this system into operation can effectively improve the reasonableness and foreseeability of operating decision of power grid.

系统的投运有效地提高了电网运行决策的科学性和预见性。

Characteristics of power system frequency abnormal distribution.

电网频率的非正态概率分布特性。

Consequently, the approach for the fundamental wave frequency measurement of power network is presented.

利用所设计的带通滤波器，研究了电网基波频率的测量方法。

The research result provides an effective approach for the accurate fundamental wave frequency measurement of the power network.

为精确地测量电网基波频率提供了有效的方法。

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。