您要查找的是不是：
- parallel four wire feeder 平行四线式馈线
- Hence the automatic wire feeder (AWF) is an essential unit closely related to machining efficiency and automation in WEDM. 因此自动穿线系统为线切割放电加工机极为重要的一模组。
- A two wire SYSTEM then requires two twisted pair, and a four wire SYSTEM requires three twisted pair. 一个二线制系统两个双绞双绞线对，一个四线制系统需要三个双绞线对。
- INTEREST: 10000 PCS OF THREE PHASE FOUR WIRE LOW VOLTAGE KILO WATT HOUR METER (10/40) A. 我公司求购三相低压电表，有意者请与我们联系！
- It is widely interested how to construct an active power filter to suppress the harmonics in three phase four wire system. 三相四线制系统中如何使用有源电力滤波器来抑制线路中的谐波，这一问题越来越被人们所重视。
- The use of the four wire method and the photoelectric segregation technology raises the test precision and disturbance resistibility. 采用四线法和光隔技术，提高了测试精度和系统的抗干扰能力。
- A circuit arrangement for deriving a phantom circuit. In four wire circuits, the two wires associated with the "GO" channel form one "side circuit", and those associated with the "return" channel form another. 用来派生一个幻象电路的电路结构。在四线电路中，与“去程”通道相关联的两线就形成了一个“半边电路”, 而与“回程”通道相关联的两线构成了另一个“半边电路”。
- Practical control circuit for wire feeder 实用送丝机控制电路
- This paper analyses the reason that neutral current is not zero when linear three phase system load connects to three phase four wire system source in Y connection. The resolution is also given. 分析了线性三相对称负载Y联接在对称三相四线制电源时 ;中线电流不为零的原因 ;并给出了解决的方法 .
- Development of Switch Power for Wire Feeder with Digital Display 数显开关型送丝电源的研制
- In four wire circuits, the two wires associated with the"GO" channel form one"side circuit", and those associated with the"return" channel form another. 在四线电路中，与“去程”通道相关联的两线就形成了一个“半边电路”，而与“回程”通道相关联的两线构成了另一个“半边电路”。
- Keywords wire feeder circuit;spot welding;trigger hold;burnback; 调速电路;点焊;自保持;返烧;
- The cable consists of four wires: two for data, one for power (+5 volts), and one for ground. 电缆由四电线所组成: 二为数据, 一为力量 (+5 伏特), 和他为地面。
- The railway lines run parallel to the road. 铁路线和那条道路平行。
- TDFW Three Dimensional Four Wire 四线三度重合磁芯存储器
- Her experiences parallel mine in many instances. 她的经历多与我的相似。
- My experience in this matter is parallel to yours. 在这件事情上，我的经验和你的类似。
- Phase four wire active power filter with one 基于单周控制的三相四线制有源电力滤波器
- The road runs parallel with the railway. 该公路与铁路平行。
- Development of Underwater Welding Pulsed Wire Feeder Controlled by MCU 单片机控制的水下焊接脉动送丝机的研制
