短丝连接是管子的外螺纹与管件的内螺纹进行().
A.固定性连接
B.活动性连接
C.可折性连接
D.螺纹连接
参考答案:A
PC机中CPU执行MOV指令从存储器读取数据时,数据搜索的顺序是
A.从L1Cache开始,然后依次为L2Cache、DRAM和外设
B.从L2Cache开始,然后依次为L1Cache、DRAM和外设
C.从外设开始,然后依次为DRAM、L2Cache和L1Cache
D.从外设开始,然后依次为DRAM、L1Cache和L2Cache
____ shocks the audience in the film Back to 1942 is the great suffering the famine(饥荒)brought to Henan people.
A.Which
B.What
C.Who
D.That