英语词汇ratio study是什么意思，ratio study的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	ratio study
释义	ratio study　【经】比率的研究
随便看	gray strata dial gray substance gray suit gray suit gray system gray thread gray tubercles gray value gray warp soil gray whale gray wolf Gray's points Gray's sign Gray's stain gray-brown gray-faced gray-flanneled gray-haired gray-haired gray-haired gray-headed gray-headed gray-legs gray-patch ringworm gray-scale

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。