Asteroidea ( starfish ) contains saponins, sterols, anthraquinones, alkaloids phospholipids and some other components.

They include alkaloids, steroids, phenolics, saponins, tannins, resins, essential oils, various organic acids , and other componds.

它们包括生物碱 、 甾类化合物 、 酚类 、 皂角苷 、 丹宁 、 树脂 、 香精和各种有机酸等.

It may be composed of allelochemics such as alkaloids or terpenes.

它可以由异种化合物例如生物碱或萜稀组成.

Respiratory alkalosis may be associated with loratadine overdosage and patients should be monitored for this complication.

呼吸性碱中毒可能超剂量的氯雷他定有关,应当注意病人的这种并发症.

Chronic respiratory alkalosis ( CRA ) , CRA plus metabolic alkalosis and metabolic acidosis are seldom.

慢性呼吸性碱中毒 、 性呼吸性碱中毒并代谢性碱中毒和代谢性酸中毒是少见的.

Increased renal excretion occurs with both respiratory and metabolic alkalosis.

在呼吸性碱中毒和代谢性碱中毒中钾离子的肾排泄增加.

Alkalosis and potassium depletion may be pronounced.

可能有碱中毒和缺钾.

Recent advance in researches of alkane uptake by microorganisms was reviewed.

综述了近期在烃的微生物摄取机制方面的研究进展.

According to the heat release rate, the reaction pathway to ignition of sample alkane is analyzed.

利用新型的绝热量热仪研究了两种典型烷烃的自加热过程,采取了增大样品容器体积和加压的方法,得到了正庚烷和正十六烷的初始反应温度 、 大升温速率和最大升温速率对应的温度.

Conclusion: Volatile components of apple seed are organic acid, olefins, alkane, aldehyde, ketone, phenol.

结论: 苹果籽含有有机酸 、 烯烃 、 烷烃 、 醛 、 酮 、 酚类挥发性成分.

Esters are the major components , the other chemical constituents were alkane, acids, alcohol, aldehyde and ketone.

主要成分为酯类化合物,同时鉴定出烷烃类 、 酸 、 醇 、 醛、酮类化合物.

It'shows that alkane decomposes the least and the rate of deactivation is the slowest.

其中饱和烷烃分解率最小,催化剂失活速率最慢,为较佳的反应介质.

Given this understanding, the authors asked whether a sufficiently long alkane might be hydrophilic.

在此基础上, 论文作者问到,是否足够长的碳链会是亲水的.

Traditionally, it is considered hat wax is normal alkane with high molecular weight, and higher plant.

但近年来研究表明, 蜡除高分子量正构烷烃外, 还有异构烷烃和环烷烃,甚至有烯烃存在.

Alkanes undergo reaction such as cracking, alkylation, oxidation, halogenation, nitration and so on.

烷烃能够发生裂解反应 、 烷基化反应 、 氧化反应 、 卤代反应、消化反应等.

Advances in tungsten carbide alkanes isomerization catalysts, including their preparation and the isomerization mechanism, were reviewed.

综述了用于长链烷烃异构化的碳化钨催化剂的研究进展.

A method for analysis n-alkanes, steranes and terpanes in oil by internal standard method was established.

采用内标法建立了原油中正构烷烃、生物标志物(甾 、 萜烷类)的分析方法.

The properties and commercial application of LIP FCC catalyst for more iso-alkanes were described.

介绍了LIP系列多产异构烷烃催化剂的性能及工业应用情况.

The alkanes are non-polar.

烷 是非 极性的.

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

其他组分有同系烷 、 乙烷 、 丙烷和高分子碳氢化合物.

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

其他组分有同系烷 、 乙烷 、 丙烷以及高分子碳氢化合物.