开孔作业时，当伸长和收缩开孔机主轴时，离合器总是（）的。 脱离。 闭合。 锁紧。 啮合。
Using the C-SPOC utilities， an administrator has created a new volume group and filesytems. Theadministrator performs an Isvg -I command on the volume group and notices that the log logical volume created in C-SPOC is closed/syncd and loglv01 has been created and is in use. What step was required in order for the logfile created by C-SPOC to be used.（） Perform the C-SPOC logform utility option prior to creating any filesystems.。 Manually perform a logform outside of C-SPOC prior to creating any filesystems.。 Run a logredo command and select log logical volume created in C-SPOC as the preferred jfslog.。 Use C-SPOC to delete and recreate the log logical volume，set the perform logform option to true.。
根据刑法第356条的规定，对再犯毒品罪的人从重处罚的充分条件是（） 行为人因毒品犯罪被判过刑。 行为人犯走私、贩卖、运输、制造毒品被判过刑。 行为人犯非法持有毒品罪被判过刑。 行为人犯非法种植毒品原植物罪被判过刑。
新闻法治的基本原则有哪些？
Which of the following benchmarking ratings cover essentially the same performance metrics associated with commercial applications for IBM UNIX systems？（） A。 B。 C。 D。
红细胞衰老时，下列何项是错的（）
