“heavy-haul railway”的概念、定义、翻译、参考文献-科学参考

单词	heavy-haul railway
释义	heavy-haul railway Encyclopedia 工学〔铁路种类划分〕释 heavy-haul railway重载铁路满足列车牵引质量8000吨及以上，轴重为27吨及以上，在至少150千米线路区段上年运量大于4000万吨3项条件中两项的铁路。
随便看	proton splash proton stream proton synchrotron proton theory of acid and base proton therapy proton transfer proton transfer polymerization proton transfer reaction proton zone proto-oncogene protopanaxadiol protopanaxatriol protophilic solvent protophloem protophobic solvent protophyte proto-planet protoplanet protoplanetary cloud protoplanetary disk proto-planetary nebula protoplanetary nebula protoplanetary system protoplasm protoplasmic astrocyte

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。