机油（）滤器与主油道串联，滤清后的机油流入主油道；而（）滤器与主油道并联，滤清后的机油直接流回油底壳。
监狱的人民警察经费、罪犯改造经费及其他专项经费，列入国家预算，而罪犯生活费、狱政设施经费列入监狱企业创收。
Oracle9i extends the cursor sharing functionality with the new value of SIMILAR for the CURSOR_SHARING parameter. With CURSOR_SHARING = SIMILAR， cursors are shared for safe literals only. What is meant by ‘safe literals only’？（） No literal value is substituted for a shared cursor. 。 Different execution plans are generated for substituted literal values. 。 The substitution of a literal value will produce different execution plans. 。 The substitution of any literal value will produce exactly the same execution plan.。
按材料分管子分几种？
道德与心理健康的关系如何以及对心理健康的启示？
开切眼是沿采煤工作面的（）掘进的。
