单项选择题
A.pick up more of any increase in load
B.pick up less of any increase in load
C.share an equal amount of any increase in load
D.drop an equal amount of any decrease in load
单项选择题 Diesel engine jacket water is used in the distillation process as the （）.
单项选择题 The replacement piping for diesel engine high pressure fuel systems must be the same length and diameter as the original piping to （）.
单项选择题 Friction, engine wear and oil consumption in a diesel engine are directly related to the （）.