当三相异步电动机的定子绕组接成星形时（） ["相电流等于线电流","相电流等于3倍线电流","相电流小于线电流","相电流等于3倍线电流"]
下列属于部门计划的是（） ["企业年度的生产经营计划","企业销售部门的年度销售计划","生产车间的生产计划","企业某产品的研发计划","企业预算"]
工作面安装期间，如果切眼内轨道铺设在老塘侧，则卸支架车卡具顺序是（）。 ["老塘侧下卡具→煤壁侧下卡具→老塘侧上卡具→煤壁侧上卡具","老塘侧下卡具→老塘侧上卡具→煤壁侧下卡具→煤壁侧上卡具","煤壁侧下卡具→老塘侧下卡具→煤壁侧上卡具→老塘侧上卡具","煤壁侧下卡具→煤壁侧上卡具→老塘侧下卡具→老塘侧上卡具"]
民法
You are managing the Oracle database. Which of the following choices correctly identifies when Oracle reads the contents of the init.ora file?（） ["When the instance is started ","When the database is mounted ","When the database is opened ","When the database is closed"]
分析指出下列合成词的结构类型。搬动
