行全身骨显像时,99mTc-MDP的常用剂量是() ["30~50mCi","20~30mCi","3~5mCi","1~2mCi","5~10mCi"]
用钴铬合金制作金属树脂联合冠时,基底冠表面的微型蜡球直径为() ["0.1~0.2mm","0.25~0.3mm","0.35~0.4mm","0.5mm","1.0mm"]
PE的荧光色泽为() ["黄绿色","橘红色","红色","黄色","绿色"]
制作冠桩核上部分时,常用的分离剂是() ["藻酸盐分离剂","液状石蜡","凡士林","护肤品","熔模用分离剂"]
双功能诱导剂有()。 ["萘黄酮","苯并A.比","三甲基胆蒽","TCDD","以上都是"]
上、下呼吸道的分界是()。