技术改造同生产维修、设备更新以及基本建设没有本质区别。
参考答案:错
What are you going to do this afternoon?[ ]
A. I'm going to buy a book.
B. I'm a student.
C. I go to school by bike.
血清TSH测定的临床意义()
A.原发性甲减
B.继发性甲减
C.甲亢治疗疗效判断
D.甲减治疗疗效判断
E.甲状腺癌的诊断