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The method adopts powders (10.0 parts of mass) of crop straws and phenols or polyalcohol compound (10 to 100 parts of mass) which is firstly pre-heated by 10 to 30 minutes under a temperature of 30 to 200 DEG C with the effect of acid catalyst (0.5 to 10 parts of mass) for a reaction of 30 to 240 minutes; after the reaction, the compound is washed, neutralized, filtered and dried to obtain a solid appearing as a color from citron yellow, yellow, bight brown to seal brown; wherein, the solid includes 64.0 to 70,0 percent of fibrin and 4.1 to 7.6 percent of lignin.

秸秆"液化"预处理制备生产燃料乙醇原料的方法,是用农作物秸秆的粉末(10.0质量份)和酚类或多元醇类化合物(10~100质量份),在酸性催化剂(0.5~10质量份)存在下,在30~200℃温度下预热10~30min后,反应30~240min,反应完毕进行洗涤、中和、过滤和干燥而得呈淡黄色-黄色-浅褐色至深褐色固体,其中,纤维素含量64.0~70.0%,木质素含量4.1~7.6%。

On the cards and membership cards to make products of calendaring is because glazing material via natural levelling, post-drying gloss is not a very satisfactory, for some fine business card printing and membership card must be produced products bearing.

对制卡和会员卡制作品的压光是因为上光料经自然流平、干燥后光泽度不是太理想,对于一些精细制卡和会员卡制作品必须进行压光处理。

Drying curve and carbonizing temperature of rice hull powder treated by suitable agents and processes are measured in order to investigate factors influencing its thermostability.

选择适当的处理剂和处理方法对稻壳粉进行处理,通过测定其干燥特性曲线和炭化点,比较了不同处理方法对稻壳粉热稳定性的影响。

The invention uses the fermentation liquor of one Escherichia coli generating polysialic acid as material, filters and removes thallus, adds some solvents as sodium chloride and alcohol into supernatant to deposit polysialic acid, dissolves the polysialic acid deposits via deionized water, filters to remove modified protein, uses alkali prolease to treat filtrate, complexes deposits via cetyl pyridinium chloride or cetyltrimethylammonium bromide, and dissociates, uses over alcohol to deposit polysialic acid, dissolves the deposits via ultra-pure water, grades and purifies via chromatography column, collects and dialyzes eluent, cools and dries to obtain polysialic acid.

本发明以一株产聚唾液酸大肠杆菌的发酵液为原料,经过过滤去除菌体,上清液加入适量氯化钠和乙醇等溶剂沉淀出聚唾液酸,聚唾液酸沉淀用去离子水溶解,再用过滤去除变性蛋白质,滤液经过碱性蛋白酶处理、氯代十六烷基吡啶或十六烷基三甲基溴化铵络合沉淀并解离后,再用过量乙醇沉淀出聚唾液酸,聚唾液酸沉淀用超纯水溶解,用层析柱进行分级纯化,收集洗脱液经过透析,冷冻干燥得聚唾液酸产品。

Air, water and soil pollution is brought about with the development of animal husbandry in our country, but due to various nutrition components in feces of livestock and poultry, the excrement can be comprehensive utilized. The livestock feces can be used as fertilizer via composting, as feed via ensiling, dehydration drying or biological treatment; it also can be used to produce marsh gas by anaerobic fermentation.

我国的养殖业迅速发展的同时也对空气、水体、土壤等环境造成污染,但粪便中的各种营养成分决定其可以进行综合利用,包括通过堆肥生产肥料,通过青贮、脱水干燥、生物处理等手段生产饲料,进行厌氧发酵生产沼气等。

The paper build the physics and griding model of the PD100 spray dryer withGAMBIT, and take all-around numerical simulation of the velocity field, temperaturefield, diameter and distributing of particle with FLUENT.

课题用前处理建模软件GAMBIT建立了PD100型喷雾干燥塔物理及网格模型,并用计算流体力学软件FLUENT对喷雾干燥塔内的速度场、温度场、液滴粒径及液滴分布进行了较为全面的数值模拟。

The weight percentage for the components of the hyaline coating is as follows: SiO2 45 to 54 percent, B2O3 15 to 20 percent, one or more of Na2O, K2O and Li2O, 10 to 24 percent, one or more of TiO2, ZrO2 and ZnO, 6 to 18 percent , and the rest is one or more of CaO, MgO and CeO2. Firstly, the glass powder is mixed with the mill additions to be pulped and then plated on the surface of titanium or the titanium alloy. After being dried, the surface of titanium or the titanium alloy is directly used for a thermal hydrogen treatment or smelted at a temperature of 900 to 1, 000 DEG C for 15 to 30 minutes and then a hyaline coating with a thickness of 20 to 70 micrometers is formed on the surface of titanium or the titanium alloy; secondly, titanium or the titanium alloy plated with the coating is conducted a thermal hydrogen treatment. After the treatment technique is finished, the coating flakes off automatically in the process of cooling; and finally, a surface treatment is supplemented to meet the requirement of the workpiece surface.

该玻璃质涂层成分按重量百分比:45-54SiO2,15-20B2O3,10-24Na2O、K2O、Li2O中的一种或多种,6-18TiO2、ZrO2、ZnO中的一种或多种,余量CaO、MgO、CeO2一种或多种,将玻璃粉与磨加物混合制浆并涂覆在钛或钛合金表面,干燥后直接用于热氢处理,或在900-1000℃下熔烧15-30min,在钛或钛合金表面制得20-70微米玻璃质涂层,随后将制有该涂层的钛或钛合金置于氢气气氛下进行热氢处理,处理工艺结束后,涂层在冷却过程中自剥落,最后辅以表面处理即可满足工件表面要求。

Were studied. The corn varieties of Zhongyuandan32, Nongda86, Nongda95, Nongda108, and NongdaGaoyou115 were harvested at dough stage and then processed for 45 d as whole-crop silage, stover only silage, or stover stack, respectively.

植株品质的影响,选用中原单32、农大86、农大95、农大108、农大高油115为研究对象,于蜡熟期取样进行全株青贮、去穗秸秆青贮、秸秆干燥堆放处理。

The varies regression curves have been adapted to calculate moisture in order to increase device precision and overcome the shortcoming of big error at high moisture when using single curve. 3 Varies scope output signal are changed to 4~20 mA and sent to computer over the share-voltage compensation circuit. The multi channel sensor could be auto chosen to display lumber moisture in different position of the kiln. It makes the moisture distribution of lumber in the kiln clearly and drying standard accurately.

所以采用不同的拟合曲线对水分进行换算,以便提高仪器精度,并克服单一曲线造成的高含水率时误差较大的缺点;3:采用分压补偿式测量电路,将不同量程的输出信号转换成统一的4~20mA信号,送至计算机进行集中数据处理;并自动控制多路传感器的选择,分时显示干燥窑中不同部位木材的水分,使整个窑中木材水分分布一目了然,便于准确地制定干燥基准。

In electroplating aluminum on NdFeB magnet with use of AlCl3-MEIC room temperature melt salt bath,said magnet is activated to improve deposit adhesion by carrying out.before plating,electrolysis on said magnet.and plating process was described as below:Toasting and degreasing ?Sand blasting Drying Electricity activating?ElectroplatingSolvent washing Water washing Drying

5利用室温熔盐电解质作活化液对钕铁硼磁体进行电活化处理,可以提高基体和镀层的结合力,并提出如F电镀工艺流程:烘烤除油→喷砂除锈→干燥→电活化→电镀→溶剂洗→水洗→干燥

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