单选题It should be evident that the amount of fuel injected into the cylinder is dependent on the position of the helix relative to the （）.Ainlet portBexhaust portCspill portDscavenge port
单选题
It should be evident that the amount of fuel injected into the cylinder is dependent on the position of the helix relative to the （）.
A
inlet port
B
exhaust port
C
spill port
D
scavenge port
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