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- A VF carrier system can be operated over any telephone type circuit, wire or radio. 话频载波系统可利用任何电话类型的有线线路或无线线路工作。
- VF carrier system can be operated over any telephone type circuit, wire or radio. 话频载波系统可利用任何电话类型的有线线路或无线线路工作。
- For photoflash,lead wire type,small size,Low loss factor,high stability. 闪光灯用引线式产品，体积小,损耗小，性能稳定。
- 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”。
- Use of untested wire types is not recommended. 没受过考验的电线类型的使用不被推荐。
- 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！
- Non-destructive testing. Image quality of radiogaphs. Part 1: image quality indicators (wire type), determination of image quality value. 射线照片的图像质量。第1部分:图像质量指示器(丝型)。图像质量值的测定。
- Peculiarity: shuttle sending weft wire type, sending quicker, lower noise, more stable, save electricity, used for welding net of wire?0.45-?1.07, mesh1/4"-1/2". 特点用途：采用梭子摆丝挂纬机型，摆丝准确轻快，噪音低，稳定节电，用于生产?.;45－1
- 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。
- Peculiarity:shuttle sending weft wire type,sending quicker,lower noise,more stable,save electricity,used for welding net of wire?0.45-?1.07,mesh1/4"-1/2". 特点用途：采用梭子摆丝挂纬机型，摆丝准确轻快，噪音低，稳定节电，用于生产?0.;45－?1
- This filter for use in ECM OOK signal carrier extraction circuits uses synthesis de- sign and NB differential bridge type circuit configuration containing two section four crys- tal Units. 该滤波器用于电子对抗OOK信号提载波电路中,用网络综合法设计,采用两节四晶体窄带差接桥式电路结构,达到的技术指标为:中心频率f_0=500kHz;
- 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”。
- 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 .
- Main Circuit Structure Type and Control of The Active Power Filter Use For Three Phase Four Wire 三相四线制有源电力滤波器主电路的结构形式与控制
- 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”。
- A study on hot wire type -air flow meter 热线式空气流量计的研究
- 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。
- Duplex wire type Image Quality Indicator 双线型像质
