“crosstie”的概念、定义、翻译、参考文献-科学参考

单词	crosstie
释义	crosstie [`krȯs´tī] ^ENGINEERING A timber or metal sill placed transversely under the rails of a railroad, tramway, or mine-car track.
随便看	roller stripping Rolle's theorem roll film roll flattening roll forging roll forming roll in Rollin film rolling rolling barrage rolling beach rolling chock rolling contact rolling-contact bearing rolling door rolling friction rolling lift bridge rolling radius rolling recoil rolling transposition roll mill roll-off roll-out rollover roll resistance spot welding

科学参考收录了103327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。