题目内容：
计量器具按技术性能和用途可以分为（）、标准和普通计量器具。A．基础
B．基准
C．主基准
D．工作基准
参考答案：
单选：计量器具按技术性能和用途可以分为（）、标准和普通计量器具。A．基础B．基准C．主基准D．工作基准
- 题目分类：综合计量工考试
- 题目类型：单选
- 查看权限：VIP
A．基础
B．基准
C．主基准
D．工作基准
A．基础
B．基准
C．主基准
D．工作基准
Do you have access to the Internet?
Do you have access to the Internet?
He was very happy to hear from his old friend.
He was very happy to hear from his old friend.
Do you think you can do it by yourself?
Do you think you can do it by yourself?
PC机CPU中的MMX指的是（）。A．这种CPU的系列号B．CPU指令的多媒体扩展指令C．CPU中增加了一个叫MMX的控制器D．CPU增加了
PC机CPU中的MMX指的是（）。A．这种CPU的系列号B．CPU指令的多媒体扩展指令C．CPU中增加了一个叫MMX的控制器D．CPU增加了一个MMX指令
It was not until last night that I noticed this matter.
It was not until last night that I noticed this matter.