“metal O-ring and nonmetallic O-ring seal”的概念、定义、翻译、参考文献-科学参考

单词	metal O-ring and nonmetallic O-ring seal
释义	metal O-ring and nonmetallic O-ring seal 金属-非金属双O型环密封
随便看	index number index number of export prices index number of food production index number of import prices index number of invariable construction index number of nominal wages index number of per capita food production index number of quantum imports or exports index number of quantum of imports and exports index number of real wages index number of sensitive prices index number of value of imports and exports index number of variable construction index numbers of capacity utilization index of abnormality index of absorption index of activity index of a radical index of aridity index of a subgroup index of average unit price paid index of basicity index of biological activity index of business index of business conditions

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。