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【单选题】
检查对氨基水杨酸钠中的间氨基酚的方法是（）A.
分光光度法
B.
重氮化—偶合比色法
C.
亚硝酸钠滴定法
D.
双相滴定法
E.
分离后双相滴定法
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反馈参考答案：
举一反三
【判断题】The quality termof goods is one of the conditions of an effective sales contract
A.
正确
B.
错误
【多选题】The basic conditions of an offer are ( ).
A.
The offer shall be made to one or more specific persons.
B.
The Content of an offer must be sufficiently definite.
C.
The offer shall indicate the intention of the offeror to be bound in case of acceptance.
D.
The offer should reach the offeree.
【简答题】A．The janitor is too busy to do his work. B．The sanitary conditions of an apartment. C．The relationship between the janitor and the two speakers. D．The architecture of a building.
【多选题】The basic conditions of an offer are ( ).
A.
The offer shall be made to one or more specific persons.
B.
The content of an offer must be sufficiently definite.
C.
The offer shall indicate the intention of the offeror to be bound in case of acceptance.
D.
The offer should reach the offeree.
【单选题】MPLS—VPN网络中,PE设备之间必须用()建立扩展的IBGP邻居关系
A.
公网物理接口地址
B.
私网物理接口地址
C.
公网Loopback接口地址
D.
私网Loopback接口地址
【简答题】( 22 ) 完全二叉树中,编号为 i 的结点的层次是 ( ) 。A. i B. é log 2 i ù C. ë log 2 ( i +1) û D. C. ë log 2 i û +1
【简答题】A．The janitor is too busy to do his work. B．The sanitary conditions of an apartment. C．The relationship between the janitor and the two speakers. D．The architecture of a building.
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