“chalk test”概念、定义、翻译-科学时代

单词	chalk test
释义	矿业工程技术词汇手册 chalk test 白垩试验；粉末渗透探伤法
随便看	moulting moulting and exuviating treatment moulting cycle moulting frequency moulting hormone moulting hormone moulting hormone moulting period moulting-retarded silkworm moulting silkworm moulting stage mound mound mound mound mound mound breakwater mounding mound layering mound planting mound planting mount mount mount mount

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。