【多选题】办公自动化设备由硬件和软件两大部分组成,以下属于硬件的是( )。
【单选题】当三相异步电动机的转差率 s >1时,电动机的工作状态是
【单选题】He was so excited and insisted that what he had done completely______ their demand(要求).
【单选题】—Nice to meet you. —______ [ ]
【单选题】—What is Antonio like? —Well, he is pretty ___________. He often gets nervous when he has to meet new people.
【单选题】经测定,某作物株高性状 VA=4 , VD=2 , VI=1 , VE=3 ,则该作物株高的广义遗传率为
【多选题】【图层】面板弹出菜单中的( )命令都可以用来进行拼合图层的操作。
【单选题】经测定,某作物株高性状 VG=7 , VE=3 ,则该作物株高的广义遗传率为