dutrex是什么意思 dutrex在线中文翻译

dutrex

dutrex 双语例句

1. Through sampling and analyzing the12 kinds of familiar vehicle exhaust, it is found that the main organic compounds of the vehicle exhaust include olefin, alkane and dutrex.
   本文对12种常见的机动车尾气进行采集，对样品分析发现，机动车尾气中主要的有机成分包括烯烃、烷烃、芳香烃类物质。

dutrex ['dju:treks]