关于巴鲁夫直线位移传感器SSI信号带B和不带B的区别，高手帮忙解答一下

Thanks peter
I can undstand the article。
But the video I can’t undstand，because my English listening is too poor。
the video "http://v.youku.com/v_show/id_XMTI2NDk4OTc0OA==.htmll"
I can't undstand.If it is possible，the video add the chinese explain？