免疫渗滤试验衍生于()
A．免疫扩散试验
B．免疫层析试验
C．免疫印迹试验
D．dot-ELISA
E．RIA
参考答案：D
Don't worry. There is still _____ time. [ ]
A. little
B. a little
C. few
D. a few
淫羊藿、巴戟天共同的功效是（）
A.补肾益精，养血益气
B.补肾壮阳，祛风除湿
C.温肾壮阳，祛寒除湿
D.补肾助阳，润肠通便
E.补肾益肺，止血化痰
