在任何情况下，我是用四线的位置保持能力非常深刻的印象。
In all cases, I was very impressed by the position holding ability of the quad.
四线法是精确测量小电阻时最常用的一种方法。
The four wires method is in common use to accurately measure a little resistance.
设备是配置为二线制或四线制的系统吗？
在三相四线制供电系统中，中性线是非常重要的。
In the Three phase and Four wire circuit system, the neutral wire is very important.
在三相四线制供电系统中，中性线是非常重要的。
In the Three phase and Four wire circuit system, the neutral wire is very important.
应用推荐