制动软管的结构、性能要求及试验方法Brakehose—Structure,performanceandtestmethods征求意见稿ICS43.040.40T24中华人民共和国国家标准GB16897—XXXX代替GB16897-2010XXXX-XX-XX发布XXXX-XX-XX实施目次前言..................................................................................II1范围................................................................................12规范性引用文件.......................