浸

The optimal technical conditions were summed up as follows in zein extraction: addition of 75 % ethanol solution (ratio of solution and materials as 6:1), then 2 h lixiviation at 60 ℃, then centrifugal separation, and the recovery rate of zein achieved 67.37%.

实验确定了提取玉米醇溶蛋白的最佳工艺条件为：添加液料比为6：1的75 %乙醇溶液，在60 ℃浸提2 h后，离心分离，醇溶蛋白回收率为67.37 %。

Combing with oxygen or reducing substances in grape juice, SO2 not only has theeffect of antioxidation but also can improve acidity and the efficiency of Lixiviation, which has good effect on color and aromaof grape juice.

许多研究研究表明，游离SO2在葡萄汁中起到杀菌和澄清的作用；SO2与空气中的氧气或葡萄汁中的还原物质结合不仅起到了抗氧的作用，还提高了酸度，增加了浸提效果，对葡萄汁的色泽及香气产生良好的影响。

According to the features of amino acids in tea,those tea pretreatment methods mainly including extraction and lixiviation,and those popular determining methods mainly including automatic amino acid analyzer,high performance liquid chromatography,capillary electrophoresis,etc.were described too.

在参阅1907年以来国内外关于茶叶氨基酸分析的180余篇文献的基础上，对茶叶中氨基酸的分析方法做了较系统的介绍，并针对茶叶氨基酸的特点，就茶叶样品的前处理方法(主要包括萃取法和浸提法)及目前常用的分析方法(主要包括氨基酸自动分析仪法、高效液相色谱法、毛细管电泳法等)进行了评述。

Pers. and GIM5.29 as the research object, the difference of polysaccharide yield with lixiviation in polysaccharide extraction between ultrasound and enzyme was observed. At the same time, the difference of polysaccharides yield of these two Morchella was compared.

Pers。及黑脉羊肚菌GIM5.29的菌丝体作为实验对象，研究与常规热水浸提方法相比，超声及酶处理对多糖得率的不同影响，并比较两类羊肚菌在多糖得率上的区别。

The whole experiment process was divided into three parts - reduction roasting pyrite cinder, vitriol lixiviation and catalytic-oxidation polymerization, the optimum condition was defined in every part, and the production quality and flocculation performance were tested, good results were gained.

本实验采用还原焙烧、硫酸浸取、催化氧化聚合的工艺制取聚合硫酸铁，确定了各个阶段的最佳工艺条件，并对制取的PFS进行了产品质量检验和水处理效果实验，取得了良好效果。

At the room temperature, the pH around lixiviation medium and 0.15～0.18 MPa, micropore filtration is better than centrifugal as pretreatment.

结果：在此实验范围内，用微滤作预处理较离心法效果好，超滤温度为25℃，pH值接近浸提介质的pH，超滤压力为0.15～0.18MPa，制得香菇多糖的纯度为74.4％，回收率79.6％，是以D-葡聚糖为主的混和多糖。

This subject is on the basis of a detail investigation of present utilization and recovery of pyrite cinder, and taking pyrite cinder from the Jinshandian vitriol factory of Wuhan Steel and Mining Industry Corporation as raw material. FeSO_4 is produced by adopting baking of pyrite cinder and vitriol lixiviation, and introducing the new high price ion during the course of making Poly ferric Sulphate to make Iron-modified flocculants.

本课题在对目前硫铁矿烧渣回收及利用现状进行深入综合考察的基础上，利用武钢矿业公司金山店铁矿硫酸厂的硫铁矿烧渣为原料，采用还原焙烧，酸浸工艺制取硫酸亚铁，在制取聚合硫酸铁的基础上引入新的高价离子，制取复合聚铁絮凝剂。

Results: D-glucan is the main component of lentinan produced, its purity is 74.4％ and the recovery 79.6％. At the room temperature, the pH around lixiviation medium and 0.15～0.18 MPa, micropore filtration is better than centrifugal as pretreatment.

结果：在此实验范围内，用微滤作预处理较离心法效果好，超滤温度为25℃，pH值接近浸提介质的pH，超滤压力为0.15～0.18MPa，制得香菇多糖的纯度为74.4％，回收率79.6％，是以D-葡聚糖为主的混和多糖。

Otherwise, the yeast lixivium could accelerate the growth of bacterium and improve the effect of biodegradation.

另外，试验中发现酵母浸出液能有效的促进菌株的生长，进一步提高了菌株的降酚效果。

The results showed that acute oral LD50 in mice for the lixivium was greater than 20 mL/kg·bw.

急性毒性试验结果表明废渣水浸液小鼠急性经口LD50大于20 mL/kg·bw。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。