(1) If aviation gasoline vaporizes too readily, fuel lines may become filled with vapor and cause increased fuel flow. (2) A measure of a gasoline's tendency to vapor lock is obtained from the Reid vapor pressure test. Regarding the above statements,单项选择题

A

neither 1 nor 2 is true.

B

both 1 and 2 are true.

C

only 2 is true.

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If aviation gasoline vaporizes too readily, fuel lines may become filled with vapor and cause increased fuel flow. A measure of a gasoline's tendency to vapor lock is obtained from the Reid vapor pressure test. Regarding the above statements,

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