<div layer1="text-s"></div><div class="tz-paragraph">以下三种模式哪种是正确的？哪种更省油？</div><div layer1="text-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club1.autoimg.cn/album/g6/M03/F7/33/userphotos/2015/11/29/12/500_wKgH3FZaeXWAWhkvAAPT-ImnC4M475.jpg" style="height:525px;width:700px"  /><div layer2="desc-s"></div><div class="description">1.只开电源开关</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club1.autoimg.cn/album/g7/M0E/F6/FD/userphotos/2015/11/29/12/500_wKgHzlZaeaGAOculAAQPBM-uLPs183.jpg" style="height:525px;width:700px"  /><div layer2="desc-s"></div><div class="description">2.开电源开关和AC，AUTO关闭</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club0.autoimg.cn/album/g8/M0D/F6/9B/userphotos/2015/11/29/12/500_wKjBz1ZaegeASaNBAAP1D6lLoMs368.jpg" style="height:525px;width:700px"  /><div layer2="desc-s"></div><div class="description">3.电源开关、AC、AUTO均打开</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br />

君威冬天使用空调的三种模式？