把三件上衣和四条裤子进行搭配,有______种不同的搭配方法.
根据分析可得:
3×4=12(种)
答:有12种不同的搭配方法.
故答案为:12.
—Excuse me. How much is the shirt?
— _______.
A.Extra Large
B.50 each
C.It sells well
D.Altogether there are 5
膝关节MRI扫描应以_______位扫描定位像,先做冠状位扫描,一般要选择SE_____加权或_____________加权。