深蓝s7增程器锈蚀严重是正常现象?

<div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g34/M04/B1/7B/userphotos/2025/08/22/12/500_ChxpWGin8COAAW8DAA9Nz3kflIo288.jpg" style="height:2048px;width:1536px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g34/M0A/B1/9F/userphotos/2025/08/22/12/500_ChtpWGin8CmAYyV9AAwvqH8jIAw873.jpg" style="height:2048px;width:1536px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g34/M05/B1/7B/userphotos/2025/08/22/12/500_ChxpWGin8DGAOweOAAkREf2aS5o543.jpg" style="height:1536px;width:2048px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g34/M05/B1/A0/userphotos/2025/08/22/12/500_ChtpWGin8DeAf6EsAAd6REBlWq8470.jpg" style="height:2480px;width:1116px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g34/M0A/B1/74/userphotos/2025/08/22/12/500_ChxpV2in8DuAHA85AAdDkixHWas550.jpg" style="height:2480px;width:1116px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g34/M01/B1/7C/userphotos/2025/08/22/12/500_ChxpWGin8ECACApIAAO9H9SLVZU343.jpg" style="height:975px;width:558px"  /></div><div layer1="img-e"></div><br /><div layer1="text-s"></div><div class="tz-paragraph">深蓝s7200max增程器版,24年5月提的车,开了1w7千多公里。增程器生锈严重(图片上的位置),去了4s店检查了,说是正常现象。这锈蚀宽度是否在国际标准范围？是否有工艺缺陷？我查了一下我这批的发动机号属备案缺陷批次(CAQC-202407-318),但问了厂家客服和4s店都说没听说这回事。求权威解答！</div><div layer1="text-e"></div><br />