查询词典 acid precipitation

A series samples of atmosphere,plant and soil were collected and analyzed of Hg content at different function regions in acid precipitation area.

按酸沉降危害程度的差异及不同功能区，进行了大气、植物、土壤汞的同步调查采样分析。

The formation of the acid precipitation had correlation with the quality of atmosphere, tail gas of motor vehicles and soil quality together.

结果表明，长沙市的酸雨冬、春两季较为严重，酸性降水的形成与环境空气质量、机动车尾气、土壤性质等多种因素有关。

The paper adopted the theory of solubization and acid precipitation to extract the separate protein from oats material.

研究采用"碱溶酸沉"原理，对燕麦蛋白质进行提取。

Crude extracts were extracted from Sophra japonica L. with 75% alcohol. Rutin was obtained from the crude extracts by alkine extraction and acid precipitation.

用75%乙醇提取了槐花米中具有抗氧化活性的粗提物，然后通过碱提酸沉法从该粗提物中提取了芦丁，并制备了芦丁的水解产物槲皮素。

Over 80% of the protein contained in rice kernels is a kind of alkali soluble glutelin, the highly purified product of which can be prepared by means of the alkaline extraction-acid precipitation method.

本实验研究得到碱法分离大米蛋白质的最佳工艺条件为：碱液质量分数为0。

Long-term when not in full charge to 20 days once every three months may be interested in using space-time, in order to get through charging lead-acid precipitation caused by the internal resistance.

长期不用时，20天也要足充一次，每三个月时可有意用空一次，以便充电时打通铅酸沉淀造成的内阻。

By a host of experiments, the study lias got new assistant reagents for modified acid precipitation process. Compared with the conventional, process using of the reagents has such advantages as higher removal ratio of CODcr and chroma, and lower water content of the deposited lignin particles.

本研究通过大量的实验，获得了改进酸析木素法的新助剂，与常规酸析法相比，该助剂使用后具有较好的COD_和色度去除率，析出的木素颗粒上浮且含水率低等优点。

In this article,the author extracted flavonoid from locust bean to measure the effects of different concentration flavonoid extracts on tyrosinase activity by combining traditional alkaline extraction and acid precipitation and microwave method.

结合传统的碱提酸沉法和微波法对槐豆中的黄酮物进行深度提取，测定在不同浓度黄酮提取物对酪氨酸酶活性的影响。

Ammonium sulfate,caprylic acid precipitation and ion exchange chromatography methods were used to purify McAbs against antigens of H37Rv strain.

单克隆抗体的纯化采用硫酸铵沉淀法、辛酸沉淀法和离子交换法。

Methods:Determination method for diazepam and vitamin B1 were changed from coefficient rate and silicotungstic acid precipitation to HPLC and UV respectively.

地西泮由系数倍率法改为HPLC法；谷维素仍用UV法，溶剂由正庚烷改为硫酸乙醇；维生素B1由硅钨酸沉淀法改为UV法。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。