JZ-7型自动制动阀共有（）手柄作用位。 ["5个","6个","7个","8个"]
You execute this command to drop the ITEM table， which has the primary key referred in the ORDERS table：SQL> DROP TABLE scott.item CASCADE CONSTRAINTS PURGE； Which two statements are true about theeffect of the command（） ["No flashback is possible to bring back the ITEM table.","The ORDERS table is dropped along with the ITEM table.","The dependent referential integrity constraints in the ORDERS table are disabled.","The dependent referential integrity constraints in the ORDERS table are removed.","The table definition of the ITEM table and associated indexes are placed in the recycle bi"]
何杰报告中强调教学法的运用，要了解学生的思维，（），倾听学生的声音，爱护学生的好奇心和求知欲是我们研究学生的基本出发点。
我国学科课程的雏形是（） ["七艺","语文、数学、外语","礼、乐、射、御、书、数","“五经”、“四书&rdquo"]
铁路建设工程监理的主要依据是（）。 ["国家有关法律、法规及铁道部有关规章、制度；国家和铁道部有关标准、规范、规程","国家和铁道部对本项目的批复文件","审核合格的施工图\\本工程项目的委托监理合同、承包合同和材料设备供应合同","以上各项"]
什么是噪音人们对噪音的耐受程度取决于哪些因素
