“铁路等级”的概念、定义、翻译、参考文献-科学参考

单词	铁路等级
释义	铁路等级 Encyclopedia 工学铁路选线设计释 class of railway铁路等级根据铁路在国家铁路网中的作用、性质和远期客、货运量，以及最大轴重和列车速度等条件对铁路划定的级别。
随便看	building mechanism in a hierarchical manner building metering of heat-supply system building model building operation energy consumption building optical survey building overall layout building performance simulation building physical performance analysis building plastics building problem building rainwater drainage system building related illness building renewal building safety building safety protection system buildings along Yunnan vietnam railroad building setback building setting off building shape measurement building shrinking Building Site of Northern Wei Period at Caochangcheng Building Sites Group at Yuntang-Qizhen building slope Buildings of Chinese Eastern Railway Buildings of Fujian Marine Art College

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。