“true aperture”的概念、定义、翻译、参考文献-科学参考

单词	true aperture
释义	true aperture 实际孔径
随便看	rock stratum rock-stratum pollution rock stream rock strength rock stress rock stress measurement rock structure rock subsidence rock substance rock system rock taking-up rock tallow rock tar rock temperature gradient rock terrace rock test rig rock throw rock thrust rock toe rock tunnel rock-tunneling machine rock tunnel(ling) machine rock type rock vegetation rock volume

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。