Lao She is the _____ of Tea House (茶馆). [ ]
A. doctor
B. actor
C. scientist
D. writer
答案:D
既属于肿瘤显像剂,又属于炎症显像剂的是
A.18F-FDG,201Tl B.67Ga,18F-FDGC.99mTc-(Ⅴ)-DMSA,99mTc-HMPAOD.99mTc-MIBI,67GaE.67Ga,123I-MIBG
造成我国的黄土高原黄土深厚,地表崎岖的外力作用分别是 [ ]
A、流水的搬运和侵蚀
B、风力的沉积、流水的侵蚀
C、风力的搬运和侵蚀
D、流水的搬运、风力的侵蚀