|
关注:1
2013-05-23 12:21
求翻译:The primary mechanism of load transfer within the ballast layer involves inter-particle contact between ballast particles.是什么意思?![]() ![]() The primary mechanism of load transfer within the ballast layer involves inter-particle contact between ballast particles.
问题补充: |
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区