“long span”的概念、定义、翻译、参考文献-科学参考

单词	long span
释义	long span [`lȯŋ ¦span] ^ENGINEERING Span of open wire exceeding 250 feet (76 meters) in length.
随便看	shaft siding shaft signaling shaft sinking shaft-sinking drill shaft spillway shaft station shaft strut shagreen Shahbazian objects shake shake culture shakedown test shakeout shaker shaker conveyor shake table shake-table test shake wave shaking-out shaking screen shaking table shale shale ball shale break shale clay

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。