“标准内径尺寸比”概念、定义、翻译-科学时代

单词	标准内径尺寸比
释义	市政工程词汇手册 SIDR (standard inside dimension ratio) 标准内径尺寸比
随便看	beat off beat reporter beat reporting Beatrice Gladys Beatrice salad beats beat-up strip width Beaufort's scale Beau grip beaujolais Beaujolais beau monde Beaumont beaumontia Beau sure beautification beautiful bean beautiful letters beautiful millettia root beautiful mountains and clear waters beautiful places of happiness beautiful sweetgum fruit beauty beauty berry beauty bush

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。

SIDR (standard inside dimension ratio)