quadruplex

基本解釋

The J-10 uses a digital quadruplex (four-channel FBW system developed by the 611 Institute.
J-10采用了611所研究的數(shù)字4余度（4個通道）電傳飛控系統(tǒng)。
Another improvement, by the famed inventor Thomas Alva Edison (1847-1931) in 1874, was the Quadruplex system, which allowed for four messages to be transmitted simultaneously using the same wire.
另一項技術(shù)進步——四路系統(tǒng)，由著名發(fā)明家托馬斯?阿爾瓦?愛迪生（Thomas Alva Edison，1847-1931）于1874年發(fā)明，它可以使四條信息在同一條電報線上同時傳送。
The Recessed Twin Packaged Blowers utilize the same powerful quadruplex blowers featured in Standard Twin Packaged Blowers, providing the same excellent performance and service-life characteristics.
包裝的嵌入式雙風(fēng)機使用同樣強大的四鏈鼓風(fēng)機，有著標準雙袋鼓風(fēng)機的特點，性能優(yōu)異，服務(wù)優(yōu)質(zhì)。
www.e-gtm.com.cn

In 1874, Edison invented the quadruplex telegraph, which allowed the transmission of two signals in each direction down one wire.
FORBES: How You Can Profit From Thomas Edison's Inventions
Now, what sets the quadruplex telegraph apart is not the invention itself but how Edison put to use the harvest that he reaped from its sale.
FORBES: How You Can Profit From Thomas Edison's Inventions