空调设备的自动监控系统中常用的温度传感器有()等类型。
A、100Ω铂电阻
B、1kΩ铝电阻
C、1kΩ镍电阻
D、1kΩ铂电阻
E、1kΩ银电阻
参考答案:A, C, D
Which of the following statements does the author support
A.Specialists are more expensive to hire than generalists.
B.Formal schooling is less important than job training.
C.On-the-job training is, in the long run, less costly.
D.Generalists will outdo specialists in management.
石灰在综合废水处理主要作用有:去除暂时硬度、去除金属阳离子、调节PH值、去除部分色度及混凝反应等。