All data are storedin stacked semiconductor dynamic RAM memory boards；the inform ation recorded，the（）rate，and the orderin which the data are stored differ.

[单选题]A．ll data are stored in stacked semiconductor dynamic RAM memory boards; the information recorded，the（）rate，and the order in which the data are stored differ.A．receiving B．stacking C．sampling D．erasing

[问答题]You are required to write an announcement to inform all the staff of the de

[名词解释] DDR RAM（Double Data Rate）

[问答题]通知Directions:　　You are required to write an announcement to inform all the

[单选题]Liquid semiconductor is used to _________.A． get rid of the radioactive wasteB． test the power of nuclear batteries.C． decrease the size of nuclear batteriesD． reduce the damage to lattice structure.

[名词解释] dynamic series

[主观题]A．s for P.E., some school boards either ____________.

[判断题]随机访问存储器的英文名称是RAM，其英文全称是Random Access Memory。( )A.对B.错

[判断题]随机访问存储器的英文名称是RAM，其英文全称是Random Access Memory。( )A.对B.错

There are 5 recorded dialogues in it. After each dialogue, there is a recorded q