粘酸

一种新型的碳酸盐岩酸化液体&变粘酸

A new acidizing fluid for carbonate rock & variable viscosity acid

滤失控制与变粘酸深穿透酸压工艺技术的应用

Application of filtration control and deep-penetrating variable-viscosity acid fracturing technologies

概述了酸滤失的特征及其控制技术的发展过程，着重介绍了90年代末引进国内投入现场应用的变粘酸技术。

This paper summarizes the characteristics of acid filtration and the development history of acid filtration control technologies , with focus on the variable - viscosity acid technology that was introduced and put into field application at the end of 1990s .

目的研究职业性苯暴露反-反式粘糠酸（t，t-MA）生物接触限值。

Objective To study the biological limit of urine trans , trans-muconic acid ( t , t-MA ) for occupational exposure to benzene .

变粘分流酸主剂油酸酰胺丙基甜菜碱的合成

Synthesis of oleic amide propyl betaine as the main agent of viscosity-variable-diverting-acid

氯粘康酸环异构酶基因克隆及序列研究

Cloning and sequence analysis of chloromuconate cycloisomerase gene

粘康酸在对照组检出水平极低。

The background levels of t , t MA in control group was very low .

毛细管区带电泳测定尿中反，反-粘康酸方法的建立及应用

The determination and application of urinary trans , trans muconic acid by capillary free zone electrophoresis

甜菜碱类变粘分流酸流变性的影响因素研究高效减水剂对新拌砂浆流变性和触变性的影响

Influential factors on the rheological-properties of betaine-based viscosity-variable-diverting-acid Study on the rheology and thixotropy of fresh mortar with superplasticizer

接触的空气苯浓度分别与代谢物粘康酸和尿酚之间的相关系数为0.9012、0.7301。

The correlation coefficients were respectively 0.9012 and 0.7301 between air benzene and t , t MA and between air benzene and urinary phenol .

但苯巯基尿酸的测定对仪器要求较高，而反反式粘糠酸检测方法更易被基层接受、普及。

But the detection of S-PMA requires high standards of instrument , while the method of detection of trans , trans-muconic acid is likely to be wide-spread accepted by those poor-equipped departments .

19个葡萄园9个肥力指标的主组元分析表明，南方葡萄生长的土壤障碍因子是粘、酸及磷钾和有机质不足。

The results of the principal component analysis of 9 fertility indexes in 19 vineyards showed that the inhibiting factors of soil fertility in southern China were clay , acidity and the deficiency of phosphorus , potassium and organic matter .

结果表明：干法制备的羧甲基淀粉的粘度显著低于原淀粉，与其他浆料的混溶性优于酸变性淀粉，对棉或涤棉的粘着力较酸变性淀粉有所提高。

The results show that the viscosity of Carboxymethyl Starch is significantly lower than raw starch , and compared with the acid modified starch , it has more excellent sizing compatibility and more adhesive force to cotton and polyester & cotton blended yarn .