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【单选题】
在含有 0.10 mol·L −1 AgNO 3 和 0.20 mol·L −1 NH 3 的混合溶液中,下列对 NH 3 的物料平衡方程表述正确的是
A.
[NH 3 ] + [Ag(NH 3 ) + ] + [Ag(NH 3 ) 2 + ] = 0.20
B.
[NH 3 ] + [Ag(NH 3 ) + ] + 2 [Ag(NH 3 ) 2 + ] = 0.20
C.
[Ag(NH 3 ) + ] + [Ag(NH 3 ) 2 + ] = 0.20
D.
[NH 3 ] + 2 [Ag(NH 3 ) 2 + ] = 0.20
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参考答案：
举一反三
【单选题】车辆检修采用预防性计划维修与( )相结合的检修制度。
A.
预防性计划维修
B.
预防性故障修理
C.
常态化故障修理
D.
状态性故障修理
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【判断题】“魄”就是现代医学里说的植物神经系统。
A.
正确
B.
错误
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【单选题】I require a boat for hospital transfer
A.
I need a boat to transfer the dangerous cargo
B.
I need a boat to send the injured to hospital
C.
I need a helicopter to send the injured to hospital
D.
I need a helicopter to send a doctor to us
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【单选题】I require boat for hospital transfer.
A.
I need a boat to transfer the dangerous cargo.
B.
I need a boat to send the injured to hospital.
C.
I need a helicopter to send the injured to hospital.
D.
I need a helicopter to send a doctor to us.
查看完整题目与答案
【简答题】印刷行业标准中规定,精细印刷品 50% 网点的增大值范围为 _____________ ;一般印刷品 50% 网点的增大值范围为 _____________ 。
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【单选题】在导游服务中所占比例最大、内容也最为繁杂的是( )。
A.
导游讲解服务
B.
短途交通服务
C.
长途交通服务
D.
旅行生活服务
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【单选题】I still cannot figure () the sum I require.
A.
in
B.
out
C.
up
D.
over
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【单选题】I require a helicopter to pick up person
A.
I need a boat to transfer the dangerous cargo
B.
I need a boat to send the injured to hospital
C.
I need a helicopter to transfer the persons
D.
I need a helicopter to send a doctor to us
查看完整题目与答案
【单选题】— Whom shall I give the document? — To ________ is in the office. However, _______to require a written paper for it.
A.
whom; make sure
B.
who; make sure
C.
whomever; be sure
D.
whoever; be sure
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【单选题】车辆检修采用( )与状态性故障修理相结合的检修制度。
A.
预防性计划维修
B.
预防性故障修理
C.
常态化 故障修理
D.
状态性故障修理
查看完整题目与答案
相关题目：
【单选题】车辆检修采用预防性计划维修与( )相结合的检修制度。
A.
预防性计划维修
B.
预防性故障修理
C.
常态化故障修理
D.
状态性故障修理
查看完整题目与答案
【判断题】“魄”就是现代医学里说的植物神经系统。
A.
正确
B.
错误
查看完整题目与答案
【单选题】I require a boat for hospital transfer
A.
I need a boat to transfer the dangerous cargo
B.
I need a boat to send the injured to hospital
C.
I need a helicopter to send the injured to hospital
D.
I need a helicopter to send a doctor to us
查看完整题目与答案
【单选题】I require boat for hospital transfer.
A.
I need a boat to transfer the dangerous cargo.
B.
I need a boat to send the injured to hospital.
C.
I need a helicopter to send the injured to hospital.
D.
I need a helicopter to send a doctor to us.
查看完整题目与答案
【简答题】印刷行业标准中规定,精细印刷品 50% 网点的增大值范围为 _____________ ;一般印刷品 50% 网点的增大值范围为 _____________ 。
查看完整题目与答案
【单选题】在导游服务中所占比例最大、内容也最为繁杂的是( )。
A.
导游讲解服务
B.
短途交通服务
C.
长途交通服务
D.
旅行生活服务
查看完整题目与答案
【单选题】I still cannot figure () the sum I require.
A.
in
B.
out
C.
up
D.
over
查看完整题目与答案
【单选题】I require a helicopter to pick up person
A.
I need a boat to transfer the dangerous cargo
B.
I need a boat to send the injured to hospital
C.
I need a helicopter to transfer the persons
D.
I need a helicopter to send a doctor to us
查看完整题目与答案
【单选题】— Whom shall I give the document? — To ________ is in the office. However, _______to require a written paper for it.
A.
whom; make sure
B.
who; make sure
C.
whomever; be sure
D.
whoever; be sure
查看完整题目与答案
【单选题】车辆检修采用( )与状态性故障修理相结合的检修制度。
A.
预防性计划维修
B.
预防性故障修理
C.
常态化 故障修理
D.
状态性故障修理
查看完整题目与答案
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