【单选题】伸直型肱骨髁上骨折,最常见的并发症是( )
【判断题】David Hayden's innovative idea is about a portable swivel camera and software program that allows blind people to see blackboard writing or distant objects on the left side of his tablet.
【单选题】下列关于突触传递叙述错误的是
A.
突触前神经元兴奋通过突触传递即可引起突触后神经元兴奋
D.
突触前神经元的兴奋通过突触传递可能引起突触后神经元兴奋
E.
突触前神经元的兴奋通过突触传递可能引起突触后神经元抑制
【简答题】____________________ software (sometimes referred to as portable apps) is designed to run from removable storage, such as a CD or USB flash drive.
【单选题】在气缸直径与最高气体爆炸压力一定的条件下,采用十字头式柴油机最大优点是( )。
【判断题】面对变化的市场、变化的旅客群体,过去的经验容易让铁路旅客运输服务人员固执己见,而形成服务偏见,这时候的语言就成为服务沟通的障碍。
【判断题】边际消费倾向理论认为他们的钱更多是用来消费的,富人的边际消费倾向较高。()
【单选题】Which of the following statements about software is true?以下哪个关于软件的描述是正确的?
B.
Software is a kind of concrete physical entity.
C.
The faults in a software system are due to wearing out.
D.
Software is something mysterious mastered by some geniuses.
【判断题】边际消费倾向理论认为富人的边际消费倾向较高,他们的钱更多是用来消费的。()