<div layer1="img-s"></div><div class="tz-picture"><img src="http://club0.autoimg.cn/album/g2/M06/B7/F9/userphotos/2018/06/01/16/500_wKgHGVsRA1OAQ5oIAAUuuducD5I454.jpg" style="width:700px;height:525px"/></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club1.autoimg.cn/album/g2/M08/B7/FE/userphotos/2018/06/01/16/500_wKgHGVsRA3uALQl5AATL37AlJfA875.jpg" style="width:700px;height:933px"/></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club1.autoimg.cn/album/g2/M09/B6/54/userphotos/2018/06/01/16/500_wKgHFlsRA1-AFG6iAAPZgxcSTfQ901.jpg" style="width:700px;height:525px"/></div><div layer1="img-e"></div><br /><div layer1="text-s"></div><div class="tz-paragraph">z650，五千多公里，突然发现链条锈得厉害。各位高手请指教，该如何保养，有没有什么好的产品推荐？</div><div layer1="text-e"></div><br />

Z650链条生锈，该如何保养