排水工程平面图上画的管道（指单线）即是管道的中心线，室外排水管道的平面定位即是指到管道中心线的距离。
查看答案
A file on the system ahs been lost, but the latest version is on a mksysb tape. The file is extracted from this mksysb tape by loading the tape. Which of the following indicates where the tape will be skipped forward?（）
A. Third image, and resoting the file with the tar command
B. Third image, and restoring the file with the dd command
C. Fourth image, and restoring the file with the restore command
D. Fourth image followed by the tar command
尼采《悲剧的诞生》论到了（）
A. 古典艺术
B. 浪漫主义文学
C. 酒神精神
D. 日神精神
E. 基督精神
微信支付 
支付宝支付