Li Ming has decided _____ to college in Australia. [ ]
A. to go
B. go
C. going
D. went
答案:A
"有心栽花花不开,无心插柳柳成荫","插柳"采取的方法是
不属于确定质子空间位置的条件是()
A.梯度磁场
B.Larmor方程
C.频率编码
D.相位编码
E.傅立叶变换