Isolable carbocyclic compounds contain seven or fewer carbons in the cycle.

The semi-products of synthetic diamond always contain a significant amount of non-diamond carbons.

在人工合成金刚石的 半成品 中,都含有相当数量的 非 金刚石碳.

The latest technique , manufacturing active carbons in one step using fluidizedreactor was used in this study.

以煤为原料,采用流化床一步法制取活性炭,考查了煤种、操作条件和矿物质对煤制活性炭脱酚性能的影响.

Kilns are used to dissolve carbons and iron compounds.

干燥炉用来分解碳铁化合物.

I want two carbons for our files.

我要两份复写本存档.

The investigated anode materials include modified carbons, nitrides, silicides, oxides and novel alloys.

研究的负极材料主要有:改性碳材料 、 氮化物 、 硅化物 、 氧化物和新型合金.

The variation of the desorption activation energy of dichloromethane on activated carbons was discussed hardbase ( HSAB ) princi.

主要研究了金属离子改性活性炭对二 氯甲烷 脱附活化能的影响.

Silversupported activated carbons antibacterial and adsorption abilities , are usually obtained by a solution impregnation method.

通过共溶法在酚醛树脂中加入硝酸银,经球化 、 炭化和活化得到了载银球形活性炭.

In fused-ring and bridge-ring compounds two carbons are common to the two rings.

在稠环和桥环化合物中,两个碳原子是两个环公用的.

He inserted the paper and two carbons.

他放入了那张纸和两张复写纸。

An outline of general position on active carbons from lignites is presented.

本文概略地介绍了褐煤制活性炭的情况.

These reactions can conserve three of every four carbons diverted to glycolate by forming triose.

这些反应能把四分之三的乙醇酸的碳保存在三碳糖中.

She typed an original and two carbons.

她用打字机打出了原件及两份副本.

Results showed that carbonyl compou nds , organic nitrates , HCOOH and CO, were formed.

结果表明,产物中主要有羰基化合物 、 硝酸酯或过氧硝酸酯、甲酸(HCOOH)及CO等.

Chlorotyrosine was not elevated in patients with high MPO or carbonyl levels.

MPO或蛋白质羰基升高的病人3-氯酪氨酸并不升高.

Pollution survey of 10 carbonyl compounds in air of 6 trains was conducted.

调查评价了6辆列车车厢空气中醛酮的污染状况.

Iron and nickel carbonyl compounds are poisons to copper-based methanol synthesis catalysts.

羰基铁和羰基镍是铜基合成甲醇催化剂的毒物.

Cyclopropane carbonyl chloride is an important intermediate.

环丙甲酰氯是一种重要的中间体.

Emphasis is on substitution and elimination reactions and chemistry of the carbonyl group.

重点强调取代、消除反应和含羰基基团的化学性质.

The vibrant frequency of carbonyl is concerned with the force-constant and convert-mass of the carbonyl.

分子中具有红外活性的两个原子间的振动频率与化学键的力常数及折合质量有关.

Carbonyl compound in the products have positive relationship with air.

产品的羰基化合物与空气呈正关系.