“pitch helix”概念、定义、翻译-科学时代

单词	pitch helix
释义	机械工程词汇手册 pitch helix 节圆螺旋线
随便看	overland transportation all risks overland transportation cargo insurance clause overland transportation cargo war riskby train overland transportation insurance overland transportation insurancefrozen products overland transportation risk overlap overlap overlap overlap overlap overlap overlap overlap overlap overlap action overlap coefficient overlap cover overlap design overlap information overlap integral overlap joint overlap of macromolecules overlapped access overlapped branch

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。

pitch helix