• 研究了由二丙二醇单烯丙基醚制得的不饱和聚酯树脂的风干性能。

    The air drying property of unsaturated polyester resin prepared from dipropylene glycol monoallyl ether was studied.

    youdao

  • 概述:本司岩蔷薇浸膏主要采用中国浙江地区生长的岩蔷薇为原材料,通过石油醚提取制得浸膏。

    Overview: The Division mainly rock rose extract rock China's Zhejiang province rose to the growth of raw materials extracted by petroleum ether extract obtained.

    youdao

  • 概述:本司云烟浸膏主要采用云南产的烟叶为原材料,通过石油醚浸提云南地区烟叶制得浸膏。

    Overview: The Division clouds extract of tobacco from Yunnan mainly as raw materials extracted by petroleum ether extract obtained in Yunnan tobacco.

    youdao

  • 概述:本司草木犀浸膏主要采用中国四川地区的草木犀为原材料,通过石油醚浸提根茎制得。

    Overview: The Division mainly sweet clover extract of sweet clover Sichuan region of China for raw materials, petroleum ether extraction by roots in the system.

    youdao

  • 概述:本司树兰浸膏主要采用中国广西地区生长的树兰为原材料,通过石油醚提取制得浸膏。

    Overview: the Division tree orchid extract mainly the growth of China's Guangxi region orchid tree as raw material obtained by petroleum ether extract extract.

    youdao

  • 用无溶剂结晶法纯制二苯醚,该方法具有高效、经济和洁净的特点。

    Purification of diphenyl ether by crystallization without solvent is discussed. This method has provided with the characteristics of high efficiency, economy and cleanness.

    youdao

  • 丙烯制二异丙醚工艺简单,经济效益显著,是丙烯合理应用的有效途径之一。

    Process of producing DIPE from propylene is one of effective routes to use propylene and has obvious economic pro...

    youdao

  • 丙烯制二异丙醚工艺简单,经济效益显著,是丙烯合理应用的有效途径之一。

    Process of producing DIPE from propylene is one of effective routes to use propylene and has obvious economic pro...

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定