简单爱 发表于 2004-3-1 17:56:44

[求助]crosstalk是什么?

Which of the following are types of crosstalk? (Select all that apply)<br>A. near-end crosstalk(NEXT)<br>B. jitter crosstalk(JEXT)<br>C. far end crosstalk(FEXT)<br>D. middle closed-end crosstalk(MCEXT)<br>E. power sum near-end crosstalk(PSNEXT)<br>Answer: A, C, E<br>这题好像都看不懂啊?<br>

小熊 发表于 2004-3-2 16:32:44

TK15.1上的

cwav 发表于 2004-3-2 16:40:47

没有见过~天知道,请高人回答~!

小熊 发表于 2004-3-2 16:42:42

召唤胡大!!!!!!!!!!!!!!!!!!!!!!

cwav 发表于 2004-3-2 16:45:47

他看到这么多贴早跑啦,你们俩这两天贴的也够多了。看得我头大~大啊~

chinamoon 发表于 2004-3-2 20:03:19

<br>images/upfile/2004322037.gif

chinamoon 发表于 2004-3-2 20:12:41

<br>images/upfile/20043220116.gif

chinamoon 发表于 2004-3-2 20:15:26

<br>images/upfile/200432201450.gif

简单爱 发表于 2004-3-2 12:36:59

唉,我也不想有这个啊?

cwav 发表于 2004-3-2 16:24:34

哪里找来的题目?
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