溴量法测定司可巴比妥钠的原理是
A.λmax为240nmB.λmax为255nmC.银量法D.与铜盐的反应E.λmax为304nm
参考答案:A
--- Where shall we hold the meeting?
--- At any place .
A.where you are convenient
B.that you are convenient
C.that is convenient for you
D.where is convenient for you
下列属于人身意外伤害保险附加财产保险的是( )。
A.团体人身意外伤害保险 B.住宿旅客人身意外伤害保险C.自然伤害保险 D.人为伤害保险