【简答题】动机是激发个体朝着一定的目标活动并维持这种活动的一种内在的()。
【单选题】激发个体朝着一定目标活动并维持这种活动的内部动力的是
【单选题】To panicked financial markets, it seemed Asian leaders were losing the will to tackle their countries urgent problems.Which word is similar to the underlined one in meaning? ______
【简答题】请判断下面的叙述中,哪些是正确的? (1)半导体ROM是一种非易失性存储器。 (2)半导体存储器是非永久性存储器,断电时不能保存信息。 (3)同SRAM相比,由于DRAM需要刷新,所以功耗大。 (4)由于DRAM靠电容存储电荷,所以需要定期刷新。 (5)双极型RAM不仅存取速度快,而且集成度高。 (6)目前常用的EPROM是用浮动栅雪崩注入型MOS管构成,称为FAMOS型EPROM,该类型的EPR...
【判断题】双极型 RAM不仅存取速度快,而且集成度高。
【单选题】下列关于存储器的论述中,正确的是( )。
A.
与SRAM相比,DRAM由于需要刷新,所以功耗较高
B.
常用的EPR,OM采用浮栅雪崩注入型MOS管构成,出厂时存储内容为全“0”
C.
SRAM依靠基于MOS管的双稳态电路来存储信息,所以不需要刷新
【简答题】The early ministers and political leaders in Massachusetts Bay__________. [A] were famous in the New World for their writings [B] gained increasing importance in religious affairs [C] abandoned high p...
【单选题】The early ministers and political leaders in Massachusetts Bay ______.
A.
were famous in the New World for their writings
B.
gained increasing importance in religious affairs
C.
abandoned high positions before coming to the New World
D.
created a new intellectual atmosphere in New England
【多选题】下列可以用中和法(直接或间接)测定其含量的有机化合物有