培养个体良好的行为习惯是（） ["德育","智育","体育","美育"]
When determining the number of UNDO segments in a database, which of the following choices identifies a factor to consider? （） ["Size of typical transactions ","Concurrent transactions ","Size of rows in table most frequently changed ","Number of anticipated disk sort"]
对于有控告人的案件决定不予立案的，公安机关应当制作《不予立案通知书》，在（）日内送达控告人。 ["3日","5日","7日","10日"]
燃油压力调节器的作用是什么？
《煤矿安全质量标准化标准》规定，采煤工作面文明生产中对巷道无积水的要求是（）。 ["长5m，深0.1m","长5m，深0.2m","长5m，深0.15m"]
无条件发射
