AUTOCAD2010图形文件和样板文件的扩展名分别是:
A. DWT,DWG
B. DWG,DWT
C. BMP,BAK
D. BAK,BMP
查看答案
重新执行上一个命令的最快方法是:
A. 按ENTER键
B. 按Ctrl键
C. 按ESC键
D. 按F1键
Coronary heart disease happens without warning, even if the patient has passed a stress test.
A. 对
B. 错
A stress test can observe if the patient has limited the blood flow in his heart.
A. 对
B. 错
What will a doctor suggest the patient to do if he find thatthe patient has limited the blood flow in his heart?
A. the doctor will suggest the patient to get angioplasty血管成形术
B. the doctor will suggest the patient to get stenting支架术.
C. the doctor will suggest the patient to get bypass surgery搭桥手术.