In order to make the gradient bromating amorphous hydrogenated carbon film, this article first manufactured the automation to control the Mass-Flow-Control which is produced by MKS Corporation, and has compiled this equipment automation control procedure using the VB senior programming language.

By bromating method of determine the different value of total double bond in PDA, the content of residue DM could be obtained, the detection limited 0. 5%.

采用容量法测试共聚物中总双键量通过差值得到共聚物PDA中残余单体DM的含量，测试下限为0.5%。

Residue double bonds in PDA were determined by bromating method, and the effect of reaction temperature, time and pH value were explored.

通过溴化法对PDA中总残余双键进行测定，对分析过程中反应温度、时间和pH值进行了研究。

The first route was carried out by bromating, dehydrating, replacing reaction.

路线二经过溴化、脱水、酯化、取代、水解反应得到中间体；

Preparation and XPS study of gradient bromating amorphous hydrogenated carbon film

掺溴非晶碳梯度薄膜的制备与分析

Studying on the leaf tissue turnover of Smooth bromegrass was reported.

对无芒雀麦叶组织物质周转进行了研究。

The law of Leaf Tissue Turnover of Smooth Bromegrass and the Relationship with Grassland Management

无芒雀麦叶组织物质周转规律及其与草地管理的关系

A Study on Suitable Seed Harvesting Time for Fringed Bromegrass

缘毛雀麦适宜采种期的研究

Seasonal Dynamics of Nutrient Content and Production of Smooth Bromegrass Grassland

无芒雀麦草地营养物质生产量季节动态的研究

Compared the catalytic activity of ferric chloride hexahydrate, stannic chloride pentahydrate and sodium bisulfate monohydrate for synthesis of nerolin bromelia.

比较了六水三氯化铁、五水四氯化锡和一水硫酸氢钠催化合成橙花素的催化活性。

The tubular external pressure ultrafiltration modules were used for concentrating bromelin. The performance of membrance is as follows: flux, 50L/ m2 · h; bromelin average retention ratio, 95%;

用外压管式超滤组件浓缩菠萝蛋白酶，通量为50L/m~2·h，酶截留率达95%，回收率达79.8%。

The result indicated that the inhibition rate of trypsin hydrolysates was 38.4%, 19.5% and 18.2% higher than pepsin, flavory protease and bromelin hydrolysates, respectively.

结果表明，胰蛋白酶酶解产物抑菌活性最强，其抑菌率分别比胃蛋白酶、风味蛋白酶和菠萝蛋白酶酶解产物高38.4%、19.5%和18.2%（P<0.01）；

The enzymolysis effect of neutral protease, papain, pepsin, bromelin, flavourzyme and compound protease was studied respectively on the sleeve-fish protein.

探讨了中性蛋白酶、木瓜蛋白酶、胃蛋白酶、风味蛋白、酶菠萝蛋白酶以及复合蛋白酶对鱿鱼蛋白的酶解效果。

Bromelin, bacteria neutral proteinase, papain were used to hydrolyze the waste beer yeast, dregs of peanuts and dregs of beans.

研究了不同水解条件（不同酶、酶用量、水解时间和温度）对啤酒废酵母、大豆粕、花生粕的水解的影响。

The activity of bromelin in green fruit was the highest among all those of organs.

各器官酶活性以青果酶活性最高。

The results indicated that the effect of extraction and transparence were best under the conditions of temperature 50 ℃, PH 4.5, extracting time 4 hours, and using 0.15% cellulase and 0.2% bromelin.

结果表明：采用0.15%纤维素酶和0.2%菠萝蛋白酶，50℃pH4.5时水解4h，香菇的浸提和澄清效果极佳。

The extraction and protection of enzyme activity of bromelin from organs of pineapple

菠萝蛋白酶脱痂作用的研究菠萝各器官蛋白酶的提取与保活

Preparation of Bismaleimide/ Bromic Epoxy Based Copper Clad-Laminate

双马来酰亚胺/溴化环氧树脂基覆铜箔板的研制

A Review on Development of Bromic Fine Chemicals

溴系精细化学品发展现状综述

The Flour Industry, Face the Bromic Acid Potassium Ending Straightly

面粉业直面溴酸钾终结

First aids, nursing and treatment of acute mass bromic gas poisoning

群体性急性溴气中毒患者的抢救护理及临床治疗