“erecting crane for railway bridge span”的概念、定义、翻译、参考文献-科学参考

单词	erecting crane for railway bridge span
释义	erecting crane for railway bridge span Encyclopedia 工学桥梁施工机械释 erecting crane for railway bridge span铁路架桥机在铁路轨道上行驶或在梁顶面上移动、用于分片或整跨架设简支梁（跨度通常不大于40米）的桥梁施工机械。
随便看	tableland landscape table look-up Table Mountain Table Mountain Rock Painting Group table of characters table of cosines table of cumulative frequency table of divided differences table of frequency distribution table of integrals table of inverse numbers table of logarithms table of natural cosines table of natural sines table of prime factors table of primes table of random numbers table of reciprocals table of sines table of square roots table of squares Table of Standard Pronunciation of Putonghua table of the moon table of trigonometric functions table of values of a function

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。