显示仪表按其功能的不同,可以分为哪几种类型?
参考答案:
显示仪表按其功能的不同,可以分为指示仪,记录仪、累积仪和带上、下限极警装置等类型。
1. Could you please pass me some (write) paper? I want to write a letter.
2. On the (five)floor, there is a drugstore.
3. I'm very (interest)in that (interest) story.
4, Did you have fun (play)near the sea yesterday?
5. Bob takes exercise every day and this makes him ( strong) than before.
6. She was (surprise) to see all of us waiting for her at the school gate.
7. English (speak)widely in the world.
8. Last night he went to bed late, so he looks (exhaust) today.
9. The weather in Beijing is quite (difference) from that in Guangzhou.
10. The fax machine was a wonderful (invent) at that time.
苯丙酮尿症临床症状,通常出现于()
A.新生儿期
B.1岁时症状明显
C.3~6个月初现症状
D.1岁时症状不明显
E.2岁以后