有奖纠错
|　划词
英语例句库

1.Heptanone with purity being 98.5% was synthesized by ethyl acetoacetate.The yield is 58.9%,and its application in the related fields were discussed.

1.用乙酰乙酸乙法成了2-庚酮,得率58.9%,纯98.5%.绍了2-庚酮在相关领域中的应用.

评价该例句：好评差评指正

用户正在搜索

menhaden, menhir, menial, menially, menilite, meningeal, meningeoma, meningeorrhaphy, meninges, meninginitis,

相似单词

3G, 401(K), a,

声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。

  • 手机客户端二维码

    下载手机客户端

赞助商链接