本地纯净下载
纯净官方版WWW,178994,COM-1789955,COM
以门为例。起初,国内动车组电动塞拉门大多依赖进口,国内并没有厂商能够独立研制生产,相关核心技术一直受制于人,采购与维护成本居高不下。为了让“中国造”的塞拉门自由开合,中车长客发挥产业链龙头企业带动作用,联合国内产业链配套企业协同配合、攻坚克难。经过坚持不懈科技创新,我国充分掌握了高速动车组塞拉门设计与制造技术,研发的高速动车组CR400系列电动塞拉门技术指标已达到甚至部分超过国外同类产品。
。1.2MB/2025/05/31
直接下载9.54MB/2025/05/31
直接下载9.33MB/2025/05/31
直接下载6.58MB/2025/05/31
直接下载3.87MB/2025/05/31
直接下载8.43MB/2025/05/31
直接下载8.88MB/2025/05/30
直接下载8.13MB/2025/05/30
直接下载9.41MB/2025/05/30
直接下载6.97MB/2025/05/30
直接下载6.93MB/2025/05/30
直接下载1.99MB/2025/05/30
直接下载32.4MB/2025/05/30
直接下载43.7MB/2025/05/30
直接下载54.2MB/2025/05/30
直接下载56.2MB/2025/05/30
直接下载88.8MB/2025/05/30
直接下载27.23MB|查看
27.2MB|查看
18.52MB|查看
99.67MB|查看
7.49MB|查看
86.41MB|查看
95.11MB|查看
15.80MB|查看
56.88MB|查看
38.18MB|查看
94.69MB|查看
3.81MB|查看
WWW,22634,CC-2263S,COM9.45MB|2025/05/30
WWW,15856A,COM-15856F,COM67.2MB|2025/05/30
WWW,152032,COM-152229,CC76.46MB|2025/05/30
WWW,1898,COM-189833,COM83.31MB|2025/05/30
WWW,197356,COM-197370,COM15.63MB|2025/05/30
WWW,138500000,COM-1385186,COM2.49MB|2025/05/30
WWW,2226675,COM-2226696,COM87.39MB|2025/05/30
WWW,1888183,COM-1888215,COM98.62MB|2025/05/309
WWW,2100666,COM-2100726,COM40.77MB|2025/05/30
WWW,2061365,COM-2061370,COM55.14MB|2025/05/30