1、

Preparation of Nano Solid Superacid SO_4~ ( 2-)/ ZnFe_2O_4 and Catalyzed Synthesis of Diethyl Sebacate

纳米复合固体超强酸SO4~(2-)/ZnFe2O4的制备与催化合成癸二酸二乙酯的研究

互联网摘选

2、

Study on Synthesis of diethyl sebacate with solid superacid catalyst so_4~ ( 2-)/ fe_2o_3-tio_2

固体超强酸SO4~(2-)/Fe2O3-TiO2催化合成癸二酸二乙酯的研究

互联网摘选

3、

Synthesis of Diethyl Malonate by Carbonylation under Solid-Liquid Phase Transfer Conditions

固-液相转移催化羰基化合成丙二酸二乙酯

互联网摘选

5、

The Study of Composite Solid Superacid Catalytic Synthesizing Diethyl Succinate

复合型固体超强酸催化合成丁二酸二乙酯的研究

互联网摘选

6、

Diethyl adipate was synthesized with ion exchange resin catalyst HD-8 in liquid-solid phase esterification.

本文以离子交换树脂作为液固相酯化反应的催化剂,甲苯作为带水剂,合成己二酸二乙酯。

互联网摘选

7、

Diethyl adipate was synthesized by using solid superacid TiO2-ZrO2/ SO42-catalyst.

用复合型固体超强酸TiO2-ZrO2/SO42-作催化剂,催化合成了己二酸二乙酯。

互联网摘选

8、

The growth and maintenance of solid tumors is angiogenesis dependent, including colorectal cancer, The growth of new blood vessels provides nutrients and a means of eliminating metabolic waste products by a process other than simple diffusion.

包括大肠癌在内的实体肿瘤的生长和转移是血管依赖性的,肿瘤通过自身新生的血管为其提供营养,排泄代谢产物,而不能单靠物理扩散。

互联网摘选

9、

The main kinetic effects that can influence microsegregation were accounted for in the modeling including secondary arm coarsening, solid-state back diffusion, primary tip undercooling and variable diffusion coefficients according to temperature.

在显微偏析模型中考虑了树枝晶粗化、固相溶质逆扩散、枝晶尖端过冷、随温度变化的溶质扩散系数等影响显微偏析形成的动力学因素。

互联网摘选

10、

The liquidus and solidus in the mushy zone was calculated based on back diffusion and a database for multi-component steel with the thermal-physical parameters depended on composition, temperature and solid fraction.

该模型根据糊状区溶质传输和反扩散理论,基于变热物性参数,采用钢中多组元成分的百分含量计算液、固相线温度。

互联网摘选

11、

The application of this method to measure thermal dilation of solid material is described in this paper.

本文应用这种堆垒圆柱体的放大作用设计了堆垒示差膨胀仪,论述了将其用于测量小膨胀刚体材料热膨胀系数的问题。

互联网摘选

12、

The Xia Dynasty could restore its dominion and gain further development, only because it had relatively solid social foundation.

夏王朝因为拥有比较深厚的社会基础,才能恢复它的统治,并取得进一步的发展。

互联网摘选

13、

Solid layers of ice moulded the lakes and hills of Europe and North America millions of years ago.

数百万年之前,固体冰层造就了欧洲和北美和湖泊与山川。

互联网摘选

14、

Application of Solid State Relay to Switching Signal I/ O System On Quantity

固体继电器在开关量输出中的应用

互联网摘选

15、

Study on solid-state prepare of Cu ( I) Y zeolite and its application for thiophene-adsorption

Cu(I)Y沸石的固相制备及其吸附脱除噻酚的应用研究

互联网摘选

16、

Scientists from Russia act as the leading role in the regime of Raman crystal growth and research on the solid-state Raman lasers.

俄罗斯科学家在晶体拉曼介质生长和固体拉曼激光器研究方面做了许多开创性工作,居世界领先地位。

互联网摘选

17、

Solid phase extraction method was recommended by OIV, but in the OIV method, anhydrous ethanol, one of the reagents, contained ethyl carbamate in itself. Therefore, there was drawback in this method.

国际葡萄与葡萄酒组织(OIV)推荐的方法为固相萃取柱方法,方法中应用的试剂之一无水乙醇本身含有氨基甲酸乙酯,因此存在一定缺陷。

互联网摘选

18、

A solid solution of ferric carbide or carbon in iron; cools to form pearlite or martensite.

含铁碳化物或含碳铁的固体溶体,冷却可形成珠光体或马氏体。

互联网摘选

19、

Research of the effect of the relative elements on solid solution oxygen content of double carbide

影响复式碳化物(TiC-WC)固溶氧含量有关因素的研究

互联网摘选

20、

How to obtain double Carbide ( TiC/ WC) with low solid solution oxygen content is a important way to increase the quality of YT-alloy.

如何获得低固溶氧含量的复式磁化物(TiC&WC)是提高YT合金质量的重要途径。

互联网摘选

  • 今日热词
  • 热门搜索

简答网英语词典(dict.jiandongshicai.cn)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:(如需回复请填写联系方式)
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈