烷字的意思

结果是有机钛酸酯硅烷十八烷酸。

Result is organic titanate silane octadecanoic acid.

其他锡烷可以通过各种方法合成。

Other stannanes may be synthesized via a variety of methods.

合成了一种新的乙酸2-辛基十二烷醇酯。

A new ester guerbet alcohol acetate is synthesized.

多硝基立方烷是立方烷的重要衍生物之一。

Polynitrocubanes are one of the most important derivatives of cubane.

本发明提供了一种生产六溴环十二烷的新工艺。

The present invention provides a new method to produce hexabromocyclododecane.

2-降冰片基阳离子已经由多种降冰片烷衍生物和试剂制成。

The 2-norbornyl cation has been made from a variety of norbornane derivatives and reagents.

在正已烷中酶反应最适水含量为0.06（重量体积百分比）％。

The optimal water contents of enzyme reaction in hexcone was 0.06(W/V)%.

目的是合成含2-5个碳的直链烷酸功能基的5-氟尿嘧啶衍生物。

The objective is to synthesize 5-fluorouracil derivatives containing 2-5 carbon alkanoic acid.

三组间干预前后尿8-异前列烷浓度差异无统计学意义（P>0.05）。

There were no significant differences in urine 8-isoprostanes among 3 groups before or after intervention(P>0.05).

采用纯度为98%的正21烷（C21H44）作为相变材料（PCM）。

The 98% pure Heneicosane(C21H44) was used as the phase change material(PCM).

许多局部抗病毒药可有效治疗唇疱疹，包括阿昔洛韦，喷昔洛韦和二十二烷醇。

A number of topical antivirals are effective for herpes labialis, including acyclovir, penciclovir, and docosanol.

从月腺大戟根甲醇提取液的沉淀部分，鉴定了4种化合物，分别为二十九烷醇10、24亚甲基环阿尔廷醇、豆甾醇和达考甾醇。

Four compounds, namely 10 nonacosane, 24 methylenecycloartanol, stigmasterol and dacosterol have been isolated from the precipitate of the plant's methanol extract.

胺能参加与卤代烷的亲核取代反应。

Amines can engage in nucleophile substitution reaction with alky.

他们确定了产烷菌株而非产烷菌株缺少的20个基因。

They identified 20 genes that the alkane-producing strains had but that the non-alkane-producing strain lacked.

在大气中滞留将近九年的地氟烷是最具危害的。

Desflurane, which lasts for nearly nine years, has the most impact.

改造过的细菌能分泌烷类，很容易被收集并可以用作燃料。

The bacteria secrete the alkanes, which can then by easily collected and used as a fuel.

在大气中停留短至两年的七氟烷似乎是导致最小的危害。

Sevoflurane, which lingers in the atmosphere for less than two years, seems to cause the least damage.

其他组分有同系烷、乙烷、丙烷以及高分子碳氢化合物。

Other components are the homologous alkanes, ethane, propane, and higher hydrocarbons.

通过这样，研究者缩小了可能性直到他们确定产烷必须的基因和酶。

From there, the researchers narrowed down the possibilities until they identified the genes and enzymes necessary for alkane production.

您能就噻唑烷二酮在糖尿病治疗中的地位谈谈您的看法吗？

Could you express your view about the status of thiazolidinediones in treating diabetes?

这微酸性环境中也为其他产烷生物的存活提供了更好的条件。

The less-acidic environment that results becomes a better host for other methanogens.

当加热沸石时，由于热膨胀作用，正常的硅氧烷键也会存在张力。

Upon heating the zeolite, the normal siloxane linkage would also experience strain due to thermal expansion.

医生们早就知道金刚烷胺在一些帕金森病人身上能够导致角膜功能异常。

Doctors have long known that amantadine treatment causes abnormal changes in the cornea in some Parkinson's patients.

例如，大肠杆菌以其自身合成的一些脂肪酸为食，而不是以它们为原料来生产烷类。

For example, the E. coli naturally feeds on some of the fatty acids it produces, rather than using them as a feedstock for producing alkanes.

我们的论文围绕着其中一种被称为莱菔硫烷或SFN的化合物的抗癌行为。

"Our paper focuses on the anti-cancer activity of one of these compounds, called sulforaphane, or SFN," Azarenko added.

尼尔森和同事们选择三种最常用于麻醉的气体研究，异氟烷地氟烷七氟烷。

Nielsen and colleagues chose to look at three of the most common gasses used as general anesthetics: isoflurane, desflurane and sevoflurane.

甲醛和14 -二恶烷是已知的致癌物质；甲醛还会引发一些儿童起皮疹。

Formaldehyde and 1, 4-dioxane are known carcinogens; formaldehyde can also trigger skin rashes in some children.

金刚烷胺和金刚乙胺这两种较为古老的药物可能对于禽流感也是有一定效果的。

There is also hope that two older generic drugs, amantadine and rimantadine, might be effective against bird flu.

28件被测产品中的17件- 61% -同时含有甲醛和1 4 -二恶烷。

17 out of 28 products tested - 61 percent - contained both formaldehyde and 1, 4-dioxane.

28件被测产品中的17件- 61% -同时含有甲醛和1 4 -二恶烷。

17 out of 28 products tested - 61 percent - contained both formaldehyde and 1, 4-dioxane.