dd><p>Character;fuel: "G", "D", "CNG"</p></dd>


<dt id="arg-p">p<a class="anchor" aria-label="anchor" href="#arg-p"></a></dt>
<dd><p>Character; pollutant: "CO", "NOx","HC", "PM", "Evaporative_driving"
or "Evaporative_parking"</p></dd>

</dl></div>
    <div id="value">
    <h2>Value</h2>
    <p>long data.frame</p>
    </div>
    <div id="see-also">
    <h2>See also</h2>
    <div class="dont-index"><p>Other China:
<code><a href="ef_china.html">ef_china</a>()</code>,
<code><a href="ef_china_det.html">ef_china