【多选题】为了防止碰撞的发生,射频识别系统中需要设计相应的防碰撞技术,在通信中这种技术也称为多址技术,多址技术主要分为以下哪些技术?( )
【简答题】电流速断保护不能保护本线路全长,且保护范围受()方式的影响较大。
【单选题】在设置超链接或图像地址时,相对路径引用方式中用来表示上一级目录的是()。
【单选题】电流速断保护不能保护本线路全长,而且保护范围( )
【单选题】电流速断保护不能保护本线路的全长,而且保护的范围( )固定的。
【单选题】Which statements is true as to the description of capture operation?
A.
Four people and Major Reinado himself were killed.
B.
Four people were killed, but Major Reinado escaped.
C.
Four people including Major Reinado were killed.
D.
Four people escaped, but Major Reinado was killed.