波峰焊接温度过低容易造成焊点()
A.过大
B.平滑
C.虚焊或拉尖
D.脱离焊盘
参考答案:C
—How are you today, Bill?
—I'm feeling even _____ today. I don't think the medicine (药) works.[ ]
A. better
B. worse
C. happier
D. unluckier
请示不得直接报送领导者个人。