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【单选题】
下列各缓冲溶液,缓冲容量最大的是A.
500ml 中含有 0.15mol HAc 和 0.05mol NaAc
B.
500ml 中含有 0.05mol HAc 和 0.15mol NaAc
C.
500ml 中含有 0.10mol HAc 和 0.10mol NaAc
D.
500ml 中含有 0.20mol HAc 和 0.20mol NaAc
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【简答题】听材料，回答1-3题。 1. What is the machine used for? A. Cutting apples. B. Holding food. C. Cutting vegetables. 2. Where was it made? A. In Shanghai B. In Germany C. In Canada 3. How long has the woman had th...
【单选题】The QW code of a Chinese character is 5448. What is its machine code?
A.
D6D0H
B.
E5E0H
C.
E5D0H
D.
D5E0H
【单选题】What is a virtual machine?
A.
an extended machine of the operating system
B.
a copy of the bare hardware
C.
a real machin of the operating system
D.
a timesharing system
【简答题】What is a machine element?
【单选题】What does the woman do in the factory?
A.
She is manager of the factory.
B.
She is a machine operator.
C.
She is a technician of the workshop.
D.
She is the general manager.
【单选题】What is particular for machine intelligence? 查看材料
A.
Its flawless judgment.
B.
Its good flexibility.
C.
Its ability to think broadly.
D.
Its rigid approach to thought.
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