点火线圈主要由（）和（）等组成。
You just completed a manual open database backup. However there seems to be a problem with the database performance. You discover that the database is generating many log switches and the LGWR is consuming lots of CPU time. You have an idea of what the problem is and you begin looking at the information in V$BACKUP and in V$DATAFILE_HEADER. What do you suspect is the problem？（） ["A","B","C","D"]
润滑脂是基础油中（石油基础油或合成基础油）用稠化剂增稠，加入添加剂。
抗精神病药治疗精神分裂症的原则，不符合的是（） ["早期尽量合并用药","快速加量","药物剂量越高，治疗越彻底","病情好转后，要坚持用药较长时间","药物镇静作用越强，效果越好"]
Given： What is the result？（） ["B","The code runs with no output.","Compilation fails because of an error in line 12.","Compilation fails because of an error in line 15.","Compilation fails because of an error in line 18."]
何谓算法，算法有什么性质？
