Distortion of the spray pattern of a nozzle or injector may be indicated by a/an________.
A.high firing pressure
B.overload of that particular cylinder
C.smoky exhaust
D.cooling water temperature rise
第1题
A.inefficiency
B.oiliness
C.detergency
D.purity
第2题
A.Too much refrigerant
B.Too little refrigerant
C.Refrigerant is ran out
D.Running is over
第3题
A.should be scraped
B.should be derusted
C.should be drilled out
D.to be brushed off
第4题
A.single
B.II
C.III
D.multiple
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