Enzymes occur naturally in all living organisms to regulate their chemical processes, like digestion or the killing of disease-causing micro-organisms such as bacteria.

Low molecular weight heparin ( LMWH) was obtained by chemical or enzymatic digestion of heparin. Its relative molecular weight was from 4000 Dalton to 6500 Dalton.

低分子肝素（low molecular weight heparin，LMWH）是未分级肝素经化学或酶法解聚而得，相对分子质量为4000～6500。

It indicated that chemical digestion in chyme was mainly occurred in jejunum. The activity of functional cellulose in the cecum of goslings was small, which was higher at 10 week-old than that of 7 week-old, but not significantly ( p> 0.05).

由此可见，食糜的化学消化主要发生在空肠，盲肠内具有纤维素分解酶，但是酶的活性很小，10周龄供试鹅纤维素酶活力高于7周龄，经检验差异不显著（p＞0.05）。

As a new pre-process technology in environmental sample, the microwave digestion has many advantages over traditional chemical digestion method.

作为环境样品预处理的新技术，微波消解法与传统化学处理方法相比，具有诸多优点。

Adopt the nitric acid-perchloric acid chemical digestion method, digest the specimen to be tested into the liquid state, and measure Ag content of the tissue with the atomic absorption method upon the constant volume.

采用硝酸-高氯酸化学消化法，将待测标本消化为液态，用原子吸收法测定组织中银的含量。

The functional character of dispersed pancreatic acini prepared by the method including chemical digestion, mechanical isolation and centrifugal purification was studied.

作者观察了采用化学消化、机械分离和离心提纯法制备的胰腺腺泡的机能。

Soil was treated with microwave digestion, sealing vessel digestion and electric hot plate digestion to detect Cu, Zn, Pb, Cd, Ni and Cr with AAS.

分别用微波消解，密封容器消解和电热板消解3种方法预处理待测土壤，然后以原子吸收分光光度法测定其中铜、锌、铅、镉、镍、铬。

Hot digestion, cold digestion and cold digestion combined hot digestion all can gain many bovine ear skin fibroblast cells, and cold digestion combined hot digestion bring more fibroblast cells and high yield of viable proliferating fibroblast cells than hot digestion and cold digestion.

冷消化、热消化和冷热结合消化法均能从牛耳皮肤组织块获得较多的成纤维细胞，冷热结合消化法较其它两种消化法可以获得更多的细胞数和更高的细胞贴壁率。

The asymmetry of information can differentiate from two angle: It is the content of asymmetry information.

信息的不对称可从两个角度划分: 一是不对称信息的内容.

Differentiate from other products and emphasize the difference.

区分其他的产品,强调之间的差异.

Price differentiation doesn't last long but customer service does.

价格战走不远,客户服务才是根本.

Chapter 7 on numerical differentiation is new at least to me.

第七章中的数值微分至少对我来说是新的.

Conclusions In elderly more acute leukemia cells derived from the early differentiation phase of hemopoietic cell.

结论老年人急性白血病细胞更多地起源于造血干细胞的早期分化阶段.

Objective: To seek the basis for the chemical differentiation between A.

目的: 研究独活及其伪品的理化鉴别依据.

The secretory cells can secrete digestive enzymes and mucus mixtures that the former can participate in extracellular digestion of intestinal lumen and the later play an important role in lubricating lumen, cohering food particles and protecting mucosa.

分泌细胞以顶浆分泌方式分泌酶原和粘液，其分泌的酸性和中性混合粘液物质可起到润滑肠道、保护粘膜的作用，分泌的消化酶参与肠腔中进行的细胞外消化。

The ciliated columnar cells, teeming with cilia and mitochondria, play the part of food transportation, intracellular and extracellular digestion.

纤毛柱状细胞有密集的纤毛和丰富的线粒体，具有运输食物、细胞内消化和细胞外消化的功能；

The ciliated columnar cells have the function of food transportation, as well as intracellular and extracellular digestion and energy storage in lipid drops and glycogen particles.

纤毛柱状细胞除了能运输食物外，还具有细胞内消化、贮存能量及细胞外消化的功能；

Study on Internal Quality Samples by Urinary Iodine Chloric Acid Digestion

尿碘酸消化法测定中室内质控样的研制

Microwave acid digestion technique and analysis conditions are studied.

研究了样品的消解条件、分析的最佳条件。

Determination of Low Unsaturated Rubber in Its Blend with High Unsaturated Rubber by Acid Digestion

酸消化法测定与高不饱和橡胶并用的低不饱和橡胶

Determination of Urinary Iodine in 211 School Children by Acid Digestion

酸消化法测定学龄儿童尿碘