It was favourable for improving the reliability of VRLA group to adopt redundancy design technique and the parallel serial coupling manner.

采用冗余设计技术和先并后串的组合方式有利于提高蓄电池组的可靠性。

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Physical device ports such as parallel, serial, and USB are supported.

两种操作系统都支持各种物理设备端口，比如并口、串口和USB接口。

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It will be easier to add peripherals when PCs are free of internal slots and conventional serial and parallel external ports, Whalley adds.

CNN: Technology - Intel: Make PCs simpler

The smaller models of the Digital Studio series use a built-in graphics adapter in the Intel 810 chipset, the circuitry that is normally used to control other components of the motherboard such as the PCI bus, and the serial and parallel ports.

CNN: Sony Digital Studio allows professional video editing on a PC

An Epson ink-jet printer's connector fit, but 3Com's marketers don't mention that Bluetooth behaves like a serial port rather than a parallel one, making installation difficult and keeping many printers from reporting things like the status of ink cartridges or paper jams.

FORBES: Magazine Article