肾的替代治疗包括()
A.肾移植
B.免疫亲和蛋白调节剂
C.细胞毒药物
D.血液透析
E.腹膜透析
参考答案:A, D, E
You must ensure that lifesaving equipment is().
A.Locked up
B.Readily accessible for use
C.Inaccessible to passengers
D.On the topmost deck of the vessel at all times
在河流中采水样的采水深度如何确定?