酸化的

The impact of reaction conditions, such as acid/oil ratio, reaction temperature and reaction time on the product yield was studied.

在磺化反应过程中主要考察了反应温度、反应时间和酸油体积比对石油磺酸收率的影响。

Under the condition of natural acid deposition, the soil will be acidified gradually.

摘 要：自然酸沉降环境下，土壤酸化是一个逐步累积的过程。

The acid value of the acidified oil can be decreased lower than 5 with this catalyst.

利用该催化剂可将酸化油的酸值降低到 5 以下。

If you live in an area with acid soil, whether it is bog-like, woodland or just an area where there is soft water which will help acidify soil, these plants will probably grow well for you.

假如你生活的地区有酸性土壤，不论它是沼泽、林地，还是这个地方有软水能帮助土壤酸化，这些喜酸植物会生长得很好。

In addition, the new phosphine-catalyzed cyclization reactions of dimethylacetylenedicarboxylate and methyl propiolate with N-tosylimines are also described.

发展了膦催化下丁炔二酸二甲酯和丙炔酸甲酯与贫电子亚胺的环化反应，这对2-炔酸酯的反应又是一个补充，进一步丰富了膦催化下贫电子炔烃的反应化学。

4The Masson trichrome stain can be used for an important method for the observation of the fibrostic cells, The changes of the mast cell could be considered as an assist marker for the observation of the liver fibrogenesis.In addition the concentration of the hepatic hydroxyproline could be used for diagnosis of the hepatic fibrosis. clinical and experimental study.

Masson三色染色可以作为肝纤维化肝硬化组织细胞观察的一种重要方法：肝纤维化过程中，肥大细胞数量的动态变化，可以作为观察肝纤维化变化的一项辅助指标；肝脏羟脯氨酸的浓度变化可以作为肝纤维化的辅助诊断及应用于相关实验的研究。

The effects of soil acidification on the release and leaching of the base ions Al and Si are discussed as well. The effects on existence and behavior of micrometallic elements and rare-earth elements under soil acidification conditions by affecting the balance of deposition-dissolution, adsorption-desorption, chelation-dissoceation, oxid...

考察了酸化条件下土壤中盐基离子和铝、硅的释放淋失及硅对铝毒的缓解作用；论述了酸沉降通过影响土壤中微量金属及稀土离子沉淀-溶解、吸附-解吸、络合-解离、氧化-还原平衡进而影响其存在形态和化学行为；同时关注了酸沉降对C、N、S、P循环转化直接和间接的影响。

The particular preparation procedure is as follows: preparing a carbon nanotube with carboxyl by acidulating the carbon nanotube; Preparing the carboxylic carbon nanotube/nylon 66 composite material by polymerizing the carboxylic carbon nanotube and the raw material (such as polybasic acid and polybasic amine) which is used for preparing the nylon 66 through in situ polymerization.

具体步骤为：通过对碳纳米管进行酸化，制备携带羧基的碳纳米管。通过原位聚合法将羧基化碳纳米管与制备尼龙66的原料进行聚合，制备羧基化碳纳米管/尼龙66复合材料。

To explore bacterial alginates role in aerobic granules ' formation,the alginate was extracted from aerobic granules and identified.

为探寻细菌藻酸盐对好氧污泥颗粒化的作用，借鉴海藻酸盐的提取方法，将好氧颗粒污泥中的细菌藻酸盐提取和鉴定后，对10~500 mg。

In catalytic cracking, the enlarged space in which hot oil is contacted and cracked with the catalyst; in isomerization, the vessel containing catalyst in which the hydrocarbon is isomerized; in alkylation plants, the vessel containing emulsified acid in which most of the alkylation occurs.

在催化裂化中是热油与催化剂接触并进行裂化的扩大空间；在异构化中含有催化剂的容器是烃类进行异构化的场所，在烷基化装置中是发生大部分烷基化反应的含有乳化酸的容器。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。