【单选题】关于Cauchy积分公式,下列那个是正确的
C.
只知道名字、记住内容、掌握证明,不用关心应用
D.
Cauchy积分公式是复变函数中最重要的公式,需要知道名字,清楚意义,记住内容,掌握证明,熟练应用。
【判断题】在国债发行中,政府是债务人,企业个人等是债权人。
【单选题】Which of the following options is NOT part of the reason for soldiers to wear high heels?
A.
Soldiers need to fight the war on horseback.
B.
Soldiers need to stand up in stirrups stably.
C.
Soldiers need to ride horses more quickly.
D.
Soldiers need to take aim at their enemies.
【单选题】— Is the man over there Mr White? —No, it _____ be him. I saw him in the office a minute ago. [ ]
【单选题】轻度缺O 2 对呼吸的影响主要是通过哪条途径实现的()
【单选题】色盲是 X 连锁隐性遗传,一个表型正常的女人(其父是色盲)与一个视觉正常的男人结婚,你认为他们的儿子是色盲的概率是?( )