“positive tappet”的概念、定义、翻译、参考文献-科学参考

单词	positive tappet
释义	positive tappet 正挺杆双向挺杆
随便看	screened ore screened pentode screened pipe screened refuse screened room screened sand screened sparking plug screened well screen effect screen effective diameter screen efficiency screener screenerator screen-factor screen filter screen filter pressure (SFP) screen flange gasket screen floor screen for side light screen frame screen frame (unit) screen glass screen grader screen grading screen (grid)

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。