【判断题】Jack Trout and his partner Al Ries have published books that are widely influential.
【判断题】分离器的安全阀动作时,能发出叫声,提醒值班人员及时调整。
【简答题】按投资在再生产过程中的作用,企业投资可分为:______、______、______、______。
【判断题】Jack Trout and his partner Al Ries have published books that are widely influential.
【单选题】洋务运动时期创办的主要培养翻译人才的学校是( )
【简答题】固定资产投资是指( )以外的全部固定资产再生产的投资。