In view of the shortcoming of the traditional definition of electrical distance, a new way to calculate the electrical distance is proposed in this paper called spatial electrical distance.
针对传统分区方法电气距离定义的缺点，提出一种新的电气距离即空间电气距离。
The influence of load characteristics to the relative electrical distance index is discussed and compared with the voltage stability load bus index. The equivalence of both indexes is proved.
论述了负荷特性对相对电距离指标的影响，并与电压稳定性负荷节点指标进行了比较，论证了两种方法的等价性。
For Shanghai power grid, which has large short circuit capacity and short electrical distance, a method using imported instrument to test power frequency variation distance protection is presented.
结合上海电网具有短路容量大、电气距离短的特点，提出了使用进口仪器测试工频变化量距离保护的具体方法。
These electrical signals were seen 130 milliseconds before drivers actually hit the brakes-enough time to reduce the braking distance by nearly four meters.
这些电信号在驾驶员踩下刹车前130毫秒被探测到——这足够将制动距离缩短将近4米。
It is a breakthrough to extract key information, which directly reflect fault distance from fathomable electrical measurements with appropriate mathematics tool.
寻找合适的数学工具从可测电气量中提取直接反映故障距离信息是重要的突破点。
Electrical Circuitry: Converters stabilize the current's varying frequencies. Transformers boost voltage from 690 volts to more than 22,000, so current travels efficiently over long-distance lines.
电气线路：利用整流装置稳定电流的变化频率，此外通过变压器把690伏特的电压提升到超过2200 0伏特，大大提高了电流长途输送的效率。
Electrical Circuitry: Converters stabilize the current's varying frequencies. Transformers boost voltage from 690 volts to more than 22, 000, so current travels efficiently over long-distance lines.
电气线路：利用整流装置稳定电流的变化频率，此外通过变压器把690伏特的电压提升到超过2200 0伏特，大大提高了电流长途输送的效率。
ZPB Remote Button Box use of far distance control start, stop, emergency stop and shut off fans & oil pumps of various kinds of electrical equipment and display working state by indicator.
ZPB遥控按钮盒供远距离控制各种电器设备的启动、正转、反转、紧急停止及风油切断等用处，并通过指示显示工作状态。
These encoders deliver a defined number of electrical pulses for each rotation, which represent the measurement of the distance or angle moved.
这些入码器为每个转动递送电的脉冲一个被定义的数目，表现被移动的距离或角度的测量。
Often, a small amount of electrical current is carefully passed through the needle to assure it is next to the target nerve and a safe distance from other nerves.
通常，小心地经穿刺针传入小量的电流，确定位于靶点神经周围并与其它神经有安全距离。
Analog—to—digital converter is non—electrical transform. A pair of optical fibres can transmit signal to digital instrument to a great distance away.
模数转换装置为非电量转换，光导纤维对把该信息远距离传送给数字显示仪表，它能用数字量连续显示液位的变化。
A kind of new way to measure optical system focal distance automatically is proposed, which is based on CCD optical-electrical method and digital image processing method.
提出了一种基于CCD光电法和数字图像处理方法自动测量光学系统焦距的新方法。
The invention has no distance limitation and solves the problems of prior art, such as interference in remote triggering with electrical pulse signals and serious signal loss.
本发明可以不受距离的限制，避免了传统仅仅依靠电脉冲信号触发在距离远时易受干扰、信号损耗严重的缺点。
The invention has no distance limitation and solves the problems of prior art, such as interference in remote triggering with electrical pulse signals and serious signal loss.
本发明可以不受距离的限制，避免了传统仅仅依靠电脉冲信号触发在距离远时易受干扰、信号损耗严重的缺点。
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