乳腺癌切线野定位手揪耳朵或放头顶,目的是()
A.便于布野
B.射野区域剂量分布均匀
C.不让手臂受到照射
D.便于背部垫楔形板
E.便于头部垫枕
参考答案:C
治疗闭经气滞血瘀证,应首选的方剂是()
A.逍遥散
B.柴胡疏肝散
C.加味乌药散
D.血府逐瘀汤
E.少腹逐瘀汤
You have made a few mistakes in your composition but ______ you have done well.
A.as a whole
B.on the whole
C.on the other hand
D.generally speaking