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1. |
Match the following: List I List II A.On-off1.steam kettle with different settingsB.Proportional2.ElevatorC.Cascade3.Robot-positioningD.Digital4.Domestic Refrigerator |
A. | A-4, B-2, C-3, D-1 |
B. | A-2, B-4, C-1, D-3 |
C. | A-3, B-1, C-4, D-2 |
D. | A-4, B-2, C-1, D-3 |
Answer» E. | |