英语词汇root top ratio怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	root top ratio
释义	root top ratio 翻译根顶比以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译网络释义 1 ?根冠比植物细胞结构与功能 - 医用器械资料文档种内源性节奏的周期接近24小时，因此又称为近似昼夜节奏(circadianrhythum)。 19．根冠比(root top ratio，R/T)：植物地下部分与地上部分干重或鲜重的比值，它能反映植物的生长状况以及环境条件对地上部与地下部生长的短语 1 root-top ratio 用根冠比 2 top root ratio 冠根比双语例句 1 The growth of root was promoted, and increased in root top ratio value and activity of root under moderate water stress (water content of soil is 60% the content of field holding water). 适度的水分胁迫（土壤含水量为田间持水量的60％）对苗期小麦根系生长有一定的促进作用，可使根冠比增加，根系活力增大；
随便看	two drum hoist two drum reel two-drum slusher two-drum system two drum system two-drum winch two drum winder two-dwell motion two dwell motion two early papers reported two-earner two-edged twoedged two edged two-edged compliment two-edged knife two-edged sword two - edged sword two edged sword two-edged swords two-effect evaporator system two-egg two-egg twins two egg twins two electrode

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。