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The( )in the injector will lift at a pre－set pressure which ensures that the fuelwill

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The( )in the injector will lift at a pre-set pressure which ensures that the fuelwill atomize once it enters the cylinder.

A.needle valve

B.nozzles

C.piston

D.spring

参考答案:

A解析：atomize：雾化译文：燃油喷油器的针阀将在预先设定的压力下提起，该压力能确保一旦燃油进入气缸，便能雾化。

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