“气门开启时期”的概念、定义、翻译、参考文献-科学参考

单词	气门开启时期
释义	气门开启时期 valve-opening period
随便看	battery of genes battery of lens battery of presses battery of sishpons battery of tests battery-operated car (玩具) battery-operated counter battery-operated dry shaver battery-operated motor cycle (玩具) battery-operated playful cat battery-operated radio receiver battery-operated toy battery-operated toy ship battery-operated train (玩具) battery over charge battery pack battery panel battery paper battery pliers battery-powered battery powered shaver battery powered stacker (机械) battery radio set battery railcar battery rearing

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。