配伍禁忌
参考答案：
指两种或两种以上药物在体外配伍在一起，引起物理上或化学上的变化，进而影响治疗效果甚至影响病畜用药安全
According to the Code of Federal Regulations，on vessels other than river ferryboats and river vessels，how are periodic lifeboat weight tests required to be conducted?（）
A.The lifeboat is lowered to near the water，loaded with the allowed capacity，lowered into the water until afloat，then released from the falls
B.The lifeboat is loaded with the allowed capacity，lowered into the water until afloat，then released from the falls
C.The lifeboat is lowered into the water until afloat，loaded with the allowed capacity，then released from the falls
D.The lifeboat is lowered to near the water，loaded with the allowed capacity，then released from the falls
资金来源广，可供选择的余地大，但是成本高的人员获取方法是______。
A．招聘 B．商谈C．预安排 D．选拔
