因此应用氧传感器进行反馈的目的在于实现电喷并保证三元催化反应器的净化效果，解决功率、油耗和排气污染之间的矛盾。

So the purpose of applying oxygen sensors to keep feedback is to fulfill electronic fuel injection and solve the contradiction among power, oil-consumption, and exhaust pollution.

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因此应用氧传感器进行反馈的目的在于实现电喷并保证三元催化反应器的净化效果，解决功率、油耗和排气污染之间的矛盾。

So the purpose of applying oxygen sensors to keep feedback is to fulfill electronic fuel injection and solve the contradiction among power, oil-consumption, and exhaust pollution.

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