单项选择题
A.IP B.E1 C.3G D.ISDN
A.1080*720逐行扫描 B.1080*720隔行扫描 C.1920*1080逐行扫描 D.1920*1080隔行扫描
A.352x288 B.704x576 C.1280x720 D.1920×1080
A.352×288B.704×576C.1280×720D.1920×1080
微信扫一扫,加关注免费搜题