“导程角--提前角--螺纹升角”概念、定义、翻译-科学时代

单词	导程角--提前角--螺纹升角
释义	机械工程词汇手册 lead angle 螺纹升角，导程角；提前角
随便看	placement of guns placement of reinsurance placement rule placement test place name place name place-name database place-name evidence place name index place-name standardization Placenta placenta placenta placenta placenta placenta placenta placental barrier placental barrier placental globulin placental hormone placentalia placentalia placental immunity placental mammal

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

lead angle