【单选题】Since the energy crisis, these big cars have become a real liability. They cost too much to run.
C.
costly means of transport
【单选题】Since the introduction of the new technique, the production cost______greatly.
【单选题】当底物浓度远大于Km时,反应速率不受反应物的影响,此时反应为()
【单选题】当底物浓度远大于Km时,反应速率不受反应物浓度的影响,此时反应为
【单选题】Since the introduction of the new technique, the production cost______greatly.
【单选题】当底物浓度远大于Km时,反应速率不受反应物浓度的影响,此时反应为
【单选题】Since the introduction of the new technique, the production cost ______ greatly.
【单选题】当底物浓度远大于Km时,反应速率不受底物的影响,此时反应为()
【单选题】当底物浓度远大于Km时,反应速率不受反浓度影响,此时反应为
【简答题】Since the introduction of the new technique, the (produce) ______ cost has been reduced greatly.