患者,女,56岁,肝硬化伴大量腹腔积液,应首选的利尿剂为()
A.氢氯噻嗪
B.呋塞米
C.利尿酸钠
D.螺内酯
E.甘露醇
参考答案:D
I don't believe Jim is able to design a digital camera, ______?[ ]
A. is he
B. isn't he
C. doesn't he
D. does he
常用胶粘剂有热固性树脂、热塑性树脂和橡胶型胶粘剂3大类。半导体器件的粘封工艺一般选用()。
A.热塑性树脂
B.热固性或橡胶型胶粘剂