成年人霰粒肿样新生物手术后最重要的下一步工作是
A．压迫止血
B．抗炎治疗
C．瘢痕收缩矫正
D．组织标本病理学检查
参考答案：D
The news came as no surprise to me. I _____ for some time that the factory was going to shut down. [ ]
A. had known
B. knew
C. have known
D. know
安装接线图中，对二次设备、端子排等进行标志的内容有哪些？
