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[科普向]铁路事故的等级划分
第一次做这类的科普视频，没搞好，见谅 感谢您的观看！
京局京段SYZ-铁路科普系列1/16
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App01:57![[科普向]几种少见的火车车次类型](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/5a3ae71ed967480fad347dac380a27d3~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250202034812DF2617865C715F03AC89&requestFrom=704&version_code=80402&x-expires=1769975292&x-signature=4ncv6%2B8Gv4MwzKOLHmj6UnPstlg%3D)
App04:15第一次做这类的科普视频，没搞好，见谅 感谢您的观看！
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