“collar-head screw”的概念、定义、翻译、参考文献-科学参考

单词	collar-head screw
释义	collar-head screw 环头螺钉
随便看	polygonal function polygonal ground polygonal ground (网纹土) polygonality polygonal line polygonal method polygonal network polygonal nozzle polygonal orifice polygonal plug gauge polygonal point polygonal pulley polygonal ring structure polygonal roof polygonal rubble facing ragwork polygonal rubble masonry polygonal support polygonal traversing polygonal truss polygonal voltage polygonal vortex line polygonation Polygonatum Canaliculatum polygon grinding machine polygon hob

科学参考收录了1248194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。