【单选题】“新东北现象”是()下东北地区长期以来结构锁定和路径依赖的直观表现。
【判断题】民族平等是指民族特点差异和文化的多样性得到尊重,合法权益得到保障和实现,民族间和睦相处协调发展的关系
【单选题】The depletion-type MOSFET' has specifications and many characteristics that are similar to the ______.
【单选题】The depletion-type MOSFET' has specifications and many characteristics that are similar to the ( ).
【单选题】The primary difference between JFETs and depletion-type MOSFETs is ______.
A.
JFETs can have positive values of V GS and levels of drain current that exceed I DSS
B.
depletion-type MOSFETs can have positive values of V GS and levels of I D that exceed I DSS
C.
depletion-type MOSFETs can have only positive of V GS
D.
JFETs can have only positive values of V GS
【判断题】渤海时期,出现了黑龙江历史上的几个第一,其中就有第一个私立图书馆。()
【单选题】The enhancement-type and the depletion-type FETs are subclasses of ( ).
B.
metal-oxide-semiconductor FETs
【单选题】渤海时期,出现了黑龙江历史上的几个“第一”,其中就有第一个私立图书馆。( )
B.
错误 二、单项选择题(每题的备选项中,只有1项最符合题意)