配合采集卡的实况直播网站 做局域网公开课直播最好!有成功的应用来在小学作为思想品德课公开课的直播!中学理化实验实况全班级直播.-With the capture card and broadcast live website to do LAN publicly lesson live best! Successful application to live as the ideological and moral lesson of the open class in primary and