在图样上零件的()的表达方案,一般说来不会只有一种,所以在多种方案中要分析比较,选出最优方案。
A. 外形尺寸
B. 结构尺寸
C. 结构特点
D. 结构形状
查看答案
Upon starting your database, you receive the following error: SQL> startup ORACLE instance started. Total System Global Area 171581440 bytes Fixed Size 1298640 bytes Variable Size 146804528 bytes Database Buffers 20971520 bytes Redo Buffers 2506752 bytes Database mounted. ORA-00313: open failed for members of log group 1 of thread 1 ORA-00312: online log 1 thread 1: ’/oracle01/oradata/orcl/redo01.log’ ORA-00312: online log 1 thread 1: ’/oracle01/oradata/orcl/redo01a.log’ You can choose from the following steps: a. Restore the database datafiles. b. Issue the alter database clear unarchived logfile group 1 command. c. Issue the alter database open command. d. Issue the alter database open resetlogs command. e. Recover the database using point-in-time recovery. f. Issue the Startup Mount command to mount the database. g. Back up the database. Which is the correct order of these steps in this case?()
A. a, f, e, d, g
B. f, e, d
C. f, b, c, g
D. a, f, c
E. The database cannot be recovered.
浅色以()为目标。
A. 缩小
B. 强调
C. 夸张
D. 收窄
货币资金内部控制重点是()
A. 现金
B. 存货
C. 银行存款
D. 其他货币资产
E. 现金明细账