• It must be doubted that ventilation has any significant effect on the preservation of objects which themselves are the pollution source, such as stacks of acid paper, or decaying acetate film sheets.

    如果文物本身就是污染物来源例如酸性纸张或者已经老化醋酸纤维胶片,我们怀疑通风也不可能起到的很大作用

    youdao

  • The paper introduced the method of determining the methanoic acid, ethanoic acid and propanoic acid in bio-diesels via ion chromatography.

    文章建立离子色谱法测定生物柴油中的甲酸、乙酸方法

    youdao

  • Tranexamic acid, explains Jerrold Levy of Emory University, in a comment piece accompanying the paper, interferes with the process of fibrinolysis, the breakdown of clots.

    美国艾莫利大学罗尔德 列维论文的补充解释中说,氨甲芳干扰纤维蛋白溶解过程,即血块的溶解。

    youdao

  • Wrap them right: Protect your ornaments before boxing them by wrapping them individually in acid-free tissue paper or 100 percent cotton cloth.

    正确包裹饰品:用防绵纸100%纯棉布料单独包裹每件饰品,可防止饰品互相磕碰。

    youdao

  • The Sun's not kept by the British Museum, the paper destroys itself itself it's so acid...

    英国博物馆档存太阳报》,这份报纸自毁于尖酸……。

    youdao

  • This paper introduced the process and quality level of using orange juice as raw material to produce vinegar by alcoholic and acetic acid fermentation.

    本文介绍桔子原料酒精发酵醋酸发酵生产果醋工艺及其产品质量特点。

    youdao

  • In this paper, the classification and synthesis methods of amino-acid type amphoteric surfactant, and the progress of its application in leather industry were introduced.

    本文综述氨基酸两性表面活性剂应用皮革中的研究动向,重点介绍了分类合成方法

    youdao

  • So, this paper studies the types and basic functions of the BMS, designs a modular BMS based on the horizon lead-acid batteries.

    因此本文研究电池管理系统的类型基本功能基于水平铅布电池设计了一种模块化电池管理系统(BMS)。

    youdao

  • This paper presents a case history where an associative polymer was applied during matrix acid treatment of a damaged well.

    本文讲述一个井史案例,将聚合物应用于受到伤害井的基岩酸化处理

    youdao

  • Constructed of ductile cast iron, it ensures maximum strength and endurance for possible exposure to acid wash down in pulp and paper applications.

    韧性铸铁建造保证最大力量可能接触酸洗纸浆纸张应用瘫痪耐力

    youdao

  • The paper introduces the catalyst research advances in esterification reaction of carboxylic acid.

    本文介绍了羧酸酯化反应催化剂研究进展

    youdao

  • This paper according to the characteristics of fill sewage up, introduces a new acid pickling surface lines treatment the scale technology.

    本文针对注水管线回污水特点提出了一种新的地面注水管线酸洗除垢工艺

    youdao

  • The infection of different concentration chitosan- acetic acid solution surface sizing to the technical feature of paper was studied.

    研究不同浓度壳聚糖-醋酸溶液表面施胶技术性能的影响。

    youdao

  • The process of removing acetic acid from furfural wastewater by solvent extraction is studied in this paper.

    本文研究了溶剂萃取法去除糠醛废水醋酸工艺过程

    youdao

  • By monitoring the change of internal pressure of batteries, the paper studies the regulation that spirally wound lead-acid batteries produce gas during the charge.

    文章通过检测电池变化研究卷绕铅酸蓄电池充电产生气体规律

    youdao

  • Modern writing inks usually contain ferrous sulfate with a small amount of an acid; on paper they darken and bond becoming permanent.

    现代写字墨水通常包括了硫酸亚铁少量;写上,颜色会越来越深,且能保持永不褪色。

    youdao

  • The process of removing acetic acid from furfur al wastewater by solvent extraction is studied in this paper.

    本文研究了溶剂萃取法去除糠醛废水醋酸工艺过程

    youdao

  • To test the theory, the team deposited either nicotine or tobacco smoke on sheets of paper, and exposed them to nitrous acid.

    验证这一理论,他们将尼古丁烟草烟雾吸附纸上,让它们亚硝酸反应。

    youdao

  • The paper summarizes the environmental hormone behavior, source and existing situation of phthalic acid ester pollutants in air, water, organism and sediment.

    该文叙述环境邻苯二甲酸酯类污染物环境激素行为来源环境空气水体、生物、底质中的存在情况

    youdao

  • This paper studies the degradation of low concentration Acid Brilliant Scarlet GR by ultrasound.

    本文研究超声波降解浓度酸性大红GR染料废水

    youdao

  • The degradation states of Acid Complex Black t and Mordant Blue RRN were studied in this paper with glucose as cometabolism substrate.

    研究葡萄糖作为代谢基质时酸性媒介t派拉丁兰rrn降解情况。

    youdao

  • A novel method of synthesizing Acid Rubine 3gs was presented and compared with old method in this paper.

    阐述合成酸性红玉3gs方法方法进行了比较。

    youdao

  • A novel method of synthesizing Acid Rubine 3gs was presented and compared with old method in this paper.

    阐述合成酸性红玉3gs方法方法进行了比较。

    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