所需的主要網(wǎng)絡(luò)產(chǎn)品: 交換機(jī), 集線器, 超五類線等.Main products to require: branch exchange, concentrator, lines etc.儀表盤非常有趣,關(guān)于固定中心網(wǎng)絡(luò)集線器有大量的評論.The steering wheel is interesting and gets a lot of comments with its fixed centre hub.標(biāo)準(zhǔn)化組成元件工業(yè)以太網(wǎng)的...