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- A two wire SYSTEM then requires two twisted pair, and a four wire SYSTEM requires three twisted pair. 一個(gè)二線(xiàn)制系統兩個(gè)雙絞雙絞線(xiàn)對，一個(gè)四線(xiàn)制系統需要三個(gè)雙絞線(xiàn)對。
- INTEREST: 10000 PCS OF THREE PHASE FOUR WIRE LOW VOLTAGE KILO WATT HOUR METER (10/40) A. 我公司求購三相低壓電表，有意者請與我們聯(lián)系！
- It is widely interested how to construct an active power filter to suppress the harmonics in three phase four wire system. 三相四線(xiàn)制系統中如何使用有源電力濾波器來(lái)抑制線(xiàn)路中的諧波，這一問(wèn)題越來(lái)越被人們所重視。
- The use of the four wire method and the photoelectric segregation technology raises the test precision and disturbance resistibility. 采用四線(xiàn)法和光隔技術(shù)，提高了測試精度和系統的抗干擾能力。
- 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. 用來(lái)派生一個(gè)幻象電路的電路結構。在四線(xiàn)電路中，與“去程”通道相關(guān)聯(lián)的兩線(xiàn)就形成了一個(gè)“半邊電路”, 而與“回程”通道相關(guān)聯(lián)的兩線(xiàn)構成了另一個(gè)“半邊電路”。
- Streaking: Lightening from two to four strands at the hairline. 條紋:在發(fā)際線(xiàn)上有2-4條淺色頭發(fā).
- four strand double crossing over 四線(xiàn)雙交換
- 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. 分析了線(xiàn)性三相對稱(chēng)負載Y聯(lián)接在對稱(chēng)三相四線(xiàn)制電源時(shí) ;中線(xiàn)電流不為零的原因 ;并給出了解決的方法 .
- four strand continuous casting machine 四線(xiàn)連鑄機
- 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. 在四線(xiàn)電路中，與“去程”通道相關(guān)聯(lián)的兩線(xiàn)就形成了一個(gè)“半邊電路”，而與“回程”通道相關(guān)聯(lián)的兩線(xiàn)構成了另一個(gè)“半邊電路”。
- Four strands of activity were originally identified by the UK side: Education, Environment, Science Technology, and Trade Investment. 工作組涉及教育、環(huán)境、科學(xué)及技術(shù)和貿易及投資四個(gè)領(lǐng)域的內容,最初是由英國方面確定的。
- TDFW Three Dimensional Four Wire 四線(xiàn)三度重合磁芯存儲器
- The cable consists of four wires: two for data, one for power (+5 volts), and one for ground. 電纜由四電線(xiàn)所組成: 二為數據, 一為力量 (+5 伏特), 和他為地面。
- Phase four wire active power filter with one 基于單周控制的三相四線(xiàn)制有源電力濾波器
- The four strands of our immobile junction can come together and form the maximum amount of conventional DNA double helices only by forming a branched molecule. 接點(diǎn)無(wú)法移動(dòng)的這四股DNA，只有在形成分岔分子之后，才能共同形成最大量的傳統DNA雙股螺旋。
- voice frequency four wire patching bay 音頻四線(xiàn)調度架
- three-phase four wire installation 三相四線(xiàn)裝置
- four wire automatic signal converter 四線(xiàn)自動(dòng)信號變換器
- four wire voice frequency path bay 四線(xiàn)音頻調度架
- four wire voice frequency telephone repe 四線(xiàn)制話(huà)頻電話(huà)中繼器
