英语词汇PPTD.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	PPTD.
释义	您要找的是不是： ppmv ppbv PPTD. 网络释义短语 1 PPTD 产后甲状腺疾病 ; 包序列测量技术 ; 包队列 ; 导致孕妇产后甲状腺功能紊乱双语例句 1 The effects of feed composition, reflux reaction time and catalyst concentration on PPTD yield were investigated. 采用正交实验，考察了原料投料比、回流反应时间、催化剂等因素对合成的影响。
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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。