“聚乙烯管”概念、定义、翻译-科学时代

单词	聚乙烯管
释义	请查阅PE管--聚乙烯管
随便看	main gear main gear main gearbox main generator main grant main guard main gun main hall main hall of a Buddhist temple main hatch main haulage level main haulage roadway main heading main heading main headquarters main highway main hoist main hold main hook main ice stream Mainichi Daily News main image main insulation main jet main journal

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。