色谱峰变宽，表明（）。
A.汽化室污染
B.汽化室漏气
C.进样速度太慢
D.色谱柱污染
E.检测器污染
参考答案：D
补全对话, 一空一词。
A: Do you 1 broccoli?
B:Yes, I 2 I like all vegetables.
A: How about you? Do 3 like carrots?
B:Yes, I do. It's great! Do you like 4 ?
A: No, I 5 like vegetables.Well, only salad. I like 6 . But I like 7 . I like bananas,oranges.
B: Do you like apples? I don't like apples.
A:Yes, I like apples.Do you know what I really(真正) like?
B: What?A: Ice 8 .
大型变压器运输过程中，应注意哪些事项？
