“jagged core bit”概念、定义、翻译-科学时代

单词	jagged core bit
释义	环境科学与工程词汇手册 jagged core bit 齿缘钻头；凿孔空心钻头
随便看	absentee ballot absenteeism absenteeism absenteeism absenteeism absenteeism absenteeism absenteeism absenteeism policy absenteeism rate absenteeism rate absentee landlord absentee landlord absentee landowner absentee management absentee management absentee owner absentee owner absentee ownership absentee ownership system absentee payroll absentee rate absentee record absentee voting absent father

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。