1、

The pyrolysis and gasification are two main methods of biomass thermo-chemical utilization. The alkali and alkaline earth metals ( AAEMs) play an important role during the utilization of biomass which are rich in AAEMs.

生物质的热解和气化是重要的热化学利用方式,而碱/碱土金属作为生物质内富含的元素,对其热利用过程产生了较大的影响。

互联网摘选

2、

Influence of Alkaline Earth Metals on Cobalt-Cerium Composite Oxide Catalysts for N_2O Decomposition

碱土金属对钴铈复合氧化物催化剂催化N2O分解的影响

互联网摘选

3、

The Crystal Structures and Thermal Stability of the Complexes of 2-Oxo-propionic acid ( 4-pyridinecarbonyl) hydrazone with Alkaline Earth Metals

2-羰基丙酸(4-吡啶甲酰基)腙与碱土金属配合物的晶体结构及热稳定性

互联网摘选

4、

A new eluent used for determining alkaline earth metals by ion chromatography& beryllium nitrate-nitric acid solution is suggested.

本文提出一种新颖的用于碱土金属离子色谱法测定的淋洗液硝酸铍硝酸溶液。

互联网摘选

5、

The impact of mixing ratio, alkali metals and alkaline earth metals on the ash melting temperature were discussed.

探讨了混合比例以及碱金属和碱土金属等因素对灰熔融温度的影响规律。

互联网摘选

6、

The fluorescent and colorimetric identification of sensors A-F for the common alkali metals, alkaline earth metals, transition metals and heavy metals were tested, it was found that this type of sensors has a good selective recognition ability for Fe+.

通过探针A-F对常见的碱金属,碱土金属,过渡金属及重金属的荧光和比色识别实验发现,这一类探针对Fe3+具有优异的特定选择性识别能力。

互联网摘选

7、

In a series of reactions, the concentration of H~+, CO_2 and H_4SiO_4, and especially the content of alkali and alkaline earth metals controls the reaction process and determines the type of solid phase weathering products.

在一系列反应中,氢离子、CO2、和H4SiO4浓度,尤其是碱性和碱土金属含量控制着反应过程和固相风化产物的类型。

互联网摘选

8、

But the fact that the excess bariums are responsible for electron emission may be reconciled with the deficiency of alkaline earth metals during life by the dynamical surface emission center model.

然而超额钡仍然是发射电子的泉源,可以通过动态表面发射中心模型而与寿命中碱土金属下降统一起来。

互联网摘选

9、

Many of metal ions such as alkali metals, alkaline-earth metals and transitional metal ions don't interfere with the detection of Pd~ 2+.

其它重金属离子以及碱金属离子、碱土金属离子对Pd~(2+)离子的测定基本没有干扰。

互联网摘选

10、

Study on Oxyethylation of fatty acid catalyzed by alkaline earth metal acetate

碱土金属醋酸盐催化脂肪酸乙氧基化研究

互联网摘选

11、

Law and Control Mechanism of Alkaline Earth Metal Losses in Runoff

地表径流中碱土金属流失规律及调控机制研究

互联网摘选

12、

Determination of Alkaline Earth Metal Ions by Ion Chromatography Using Beryllium Nitrate& Nitric Acid Solution as Eluent

硝酸铍硝酸淋洗液离子色谱法测定碱土金属离子

互联网摘选

13、

The behavior of halogen ions in alkaline-earth metal oxides + halogenide + molten slag of scales was investigated.

研究了碱土金属氧化物+卤化物+氧化铁熔渣中卤离子的行为.

互联网摘选

14、

Strontium Chemical element, one of the alkaline earth metals, chemical symbol Sr, atomic number 38.

化学元素,碱土金属之一, 化学符号sr, 原子序数38.

网络文摘精选

15、

2,4-DCP could be completely converted and the liberation of the inorganic chloride improved remarkably by adding alkaline metal oxides or alkaline-earth metal oxides into CuO/ γ-Al2O3 catalyst after 2 h of reaction at 30 ℃.

碱金属和碱土金属氧化物添加到CuO/γ-Al2O3催化剂,30℃,反应2h,2,4-二氯酚能够被完全转化,并且氯离子的去除率也显著提高。

互联网摘选

16、

Spectroscopic properties of Er~ ( 3+)-doped alkaline/ alkaline-earth metal modified fluorophosphate glasses

碱金属和碱土金属氟化物对掺Er~(3+)氟磷酸盐玻璃光谱性质的影响

互联网摘选

17、

When produce dense sodium carbonate with the material of natural alkali, a plenty of alkaline scrap material or alkaline mud which can alkalify the earth, pollute the air and environment is manufactured, using the scrap material by calcine with a large movable kiln is expensive.

在以天然碱为原料生产重质纯碱时,伴生大量碱性废渣(俗称苛化泥),此废渣堆放或坑埋,碱化土壤,污染环境和空气,若用大型回转窑煅烧处理,成本高不经济。

互联网摘选

18、

A new method-ion contribution method, is developed to calculate the lattice energies of alkaline-earth metal compounds.

本文提出了一种计算碱土金属化合物品格能的新方法&离子贡献法。该方法只需本文提供的离子贡献值即可计算得到晶格能,而不需要任何实验数据。

互联网摘选

19、

Although many researchers managed to improve the catalytic stability of Ni catalyst by addition of alkaline-earth metal and alkali metals to the catalyst, no breakthrough was obtained.

尽管很多学者在Ni基催化剂中加入稀土元素或碱金属以提高Ni基催化剂的活性和稳定性,一定程度上提高了其抗积炭能力,但没有取得突破性的进展。

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