一区二区三区在线观看免费,国产成人无码在线观看,日韩系列精品无码免费不卡

問答題

IEEE 802委員會(huì)制訂了局域網(wǎng)標(biāo)準(zhǔn)。

參考答案：正確。IEEE 802委員會(huì)是電氣和電子工程師協(xié)會(huì)（IEEE）的一個(gè)標(biāo)準(zhǔn)委員會(huì)，專門負(fù)責(zé)制定局域網(wǎng)（LAN）和城域...

點(diǎn)擊查看答案

你可能感興趣的試題

問答題

Two days is not enough for him to finish the work.He needs _____ day. （2 分）A． a thirdB． otherC． the thirdD． the other

點(diǎn)擊查看答案

問答題

Hi, Jane. Would you like to go to the ball this evening?- Sorry, Frank. _____ tomorrow's lessons, I have no time to go out with you.（2 分）A． Not having preparedB． Being not preparedC．

點(diǎn)擊查看答案