In this paper, an EECS (Evaporation Emissions Control System), which includes the canister, purge valve, vapor-liquid separator, rollover leakage protection valve, is designed and tested.

本文介绍了一套燃油蒸发排放控制系统(EE CS)，此系统主要包括炭罐、清洗阀、油气分离器、翻车阀等。

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One of the few positive outcomes from Copenhagen was the creation of a system for countries to pledge what they can really do to control emissions.

哥本哈根会议最积极的结果之一就是为国家建立一个系统让他们许诺能为控制碳排放做到些什么。

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The double catalysts and advanced engine control system lead to very low emissions.

双催化剂和先进的发动机控制系统导致非常低的污染排放。

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Just days after the American election, the Canadian prime minister proposed a continental cap-and-trade system to control carbon emissions something the oil industry in Canada adamantly opposed.

ECONOMIST: Stephen Harper looks to Washington, not Alberta