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The polyaluminum flocculates with different B values were prepared by addition NaOH solution to AlCl〓 solution on using different methods. The characteristics of solution chemistry and species distribution in the polyaluminum solutions were examined completely and deeply by the potentiometry,〓Al NMR, Ferron timed comlexation spectrophotometry, Na〓SO〓 precipitation and ultrafiltration method.

应用多种化学分析技术及现代分析仪器，如电位滴定、Ferron逐时络合比色、Na〓SO〓沉淀、超滤膜过滤、X-衍射、富里叶红外光谱、扫描电镜等对铝盐的水解聚合反应过程、形态分布及其结构特征进行了全面深入地分析研究。

Results show that the prepared polymer membranes are porous honeycombing with excellent solution uptake and reservation abilities, the solution uptake ratio is up to 320% and the mass loss is only 31% after heated at 50℃ for 5 h. With that solution uptake ratio, the conductivities arrive 3.93×10^(-4)S/cm at ambinet temperature.

结果表明，该聚合物膜呈多孔蜂窝状，具有较高的吸液能力，在电解液中浸泡5h后的吸液率达320%，此时该聚合物多孔隔膜的室温电导率也达到了3.93×10^(-4)S/cm；并且保液能力良好，在50℃的空气中保持5h的质量损失仅为31%。

The results showed that there was certain linear relations between pH value and acidity of lixiviating solution/saccharide solution within certain range and pH value of lixiviating solution could be used to judge the quality of Q303 rhizopus starter.

结果表明，在一定范围内，试饭浸液的pH值与试饭糖液pH值和酸度有一定在线性关系；可利用饭浸液的pH值来判断Q303根霉曲的质量。

First, with the gelation property of alginate molecule in Ca2+ solution, collagen/alginate threads were prepared through thermally controlled syringing collagen/alginate (w/w=1:3) solution into 2% CaCl2 solution.

第一阶段利用褐藻酸高分子在钙离子水溶液的环境下迅速成胶的特性，再运用湿式纺织技术，将胶原蛋白与褐藻酸混合溶液(胶原蛋白重：褐藻酸重＝1：3)经由恒温注射针筒系统以2ml/min的流速挤压至氯化钙水溶液(2%)的成型槽中，并控制罗拉转速，制备胶原蛋白/褐藻酸细丝。

The method comprises the procedures as follows:(1) the surface of a base plate is treated:(2) colloidal solution is prepared: and (3) the base plate is put into a vessel and the colloidal solution is added into the vessel; the colloidal solution volatilizes under the constant temperature of 20 DEG C to 70 DEG C; the photonic crystal is taken out until no substance volatilizes, and the photonic crystal is made.

本发明方法如下：一、基板的表面处理；二、胶体溶液的配置；三、将基板放入容器中，然后加入步骤二配置的胶体溶液，然后在温度为20℃-70℃的恒温条件下使胶体溶液挥发，待无物质挥发取出基板，即得到光子晶体。

The initial pH of reaction solution had little influence to the degradationefficiency, but in alkali solution, methylene blue degraded easier than in acid or neutral solution.

亚甲基蓝降解率随超声时间的增加而增加；溶液的pH值的变化对亚甲基蓝降解的影响不大，但是在中性溶液中，其降解率稍高于酸性或碱性溶液中。

The alkali solution concentration and steam explosion process condition were optimized by testing the solubility of soft cellulose after steam explosion before and after treatment towards aq.NaOH with various concentration. It was concluded that the soft cellulose can dissolve in the 9% aq.NaOH solution completely under the condition of explosion pressure 3.0Mpa and explosion time 60s. At the same time, the influence of sweller-thiourea on the new aq. alkali soluble cellulose/NaOH solution was studied in this paper. The dissolving phenomena and the steam explosion mechanism of soft cellulose were discussed.

本文通过对闪爆前后软木纤维素在不同浓度的稀碱溶液中溶解度的测试分析，优化了碱溶液浓度和最佳闪爆工艺条件，得出在闪爆压力超过3.0MPa，保压时间为60s的条件下，软木纤维素可完全溶解于9％的NaOH稀碱溶液中，并且对助溶剂-硫脲对碱可溶纤维素/NaOH水溶液的增溶效果进行了研究和探索，同时也对溶解机理和闪爆机理进行了分析讨论。

This novel method for growing a barium titanate characterizes by mixing a barium nitrate solution and hexafluorotitanic acid solution to produce a barium titanate solution.

S98ZKA0174 作为罩幕材料之二氧化钛膜及其移除方法获证 TW 发明 88105243 160419 2019/3/31 670，000 Nuvoton 让与本案提出一种作为罩幕材料之二氧化鈇膜及其移除方法。

The invention provides a method for preparing a tube-shaped cathode of a direct methanol fuel cell, belonging to the fuel cell field and comprising the steps of: dispensing a single solution for gel injection molding at first, then adding a mesophase bituminous coal micro ball into the single solution and stirring evenly to obtain stable slurry, then casting the slurry into a die, preserving heat until the single solution reacts with a cross-linker completely to obtain a carbon-biscuit, after drying and sintering the biscuit in vacuum, preparing a diffusion layer and a catalyst layer on the surface by dipping process, and then coating polyester electrolyte membrane with a burette, rolling the carbon on a warm table to solidify the electrolyte membrane.

一种制备直接醇燃料电池管状阴极的方法，属于燃料电池领域。本发明首先配制凝胶注模用单体溶液，之后将中间相沥青炭微球加入到单体溶液中，搅拌均匀得到稳定的浆料，然后将浆料浇注到模具中，保温至单体与交联剂完全反应，得到炭管素坯，将素坯烘干、真空烧结后，在其表面采用浸渍工艺制备扩散层、催化剂层，然后采用滴管涂覆聚合物电解质膜，在加热台上对炭管进行滚压，使电解质膜固化。

The solution is mainly characterized by changing the pH value of the solution between 2 to 6 by adding nitrogen compound into an acid dipping solution.

这种溶液的主要特征是通过在酸性浸渍溶液添加含氮化合物，使其pH值在2～6之间变化。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。