A. 修改曲线名 B. 曲线校深 C. 数字化采集
A. 第十胸椎 B. 第九胸椎 C. 第十二胸椎 D. 第七胸椎 E. 第六胸椎
A. will have been done B. was done C. had been done D. has done
A. 正确 B. 错误