【单选题】They are said to have developed a new ______ to teaching, which is said to improve classroom teaching greatly.
【单选题】[单选题]在实际应用中,常用()定为设备的额定容量,并标在铭牌上。
【单选题】车削轴时随着刀具在轴向的位置不同系统刚度()?
【单选题】在实际应用中,常用( )定为设备的额定容量,并标在铭牌上。(1分)加油!必过!
【单选题】在实际应用中,常用( )定为设备的额定容量,并标在铭牌上。
【简答题】Work on the new teaching building (begin) ______ next year.