胶料

The performance indexes of gutta-percha sulfide modified asphalt samples with different proportion were detected,the optimum proportion and modified effect were discussed.

通过对掺加不同比例硫化杜仲胶的改性沥青进行性能指标检测和对比，讨论了硫化杜仲胶改性沥青的最佳配比以及具体的改性效果，并通过混合料试验进行了验证。

The invention use an alcaligenes faecalis as a fermentation strain, using sucrose or glucose commonly used in food industry as carbon source for microbe cultivation, using conventional chemical fertilizer in the agricultural production as nitrogen source and inorganic salt, the medium of microbial growth is prepared by auxiliary yeast powder, aerobic fermentation is processed in the conditions of 30 DEG C, 1.0vvm, 500r/min ventilatiing and stirring, adding specially supplementary food fluid in the fermentation course achieves the following aims:(1) controlling the penetrating pressure of the broth in the hypotonicity condition;(2) controlling the pH of the broth between 4.0 and 7.0;(3) providing abundant nutritious matter such as carbon source and nitrogen source for microbial growth, obtaining Weilan gum broth after 72 hours, obtainin Weilan gum product by drying in 95-115 DEG C and atmospheric pressure.

本发明以一株粪产碱杆菌为发酵菌种，使用食品工业中常用的蔗糖或葡萄糖作为微生物培养的碳源，以农业生产中常用的化肥作为氮源和无机盐，辅以酵母粉配制微生物生长的培养基，在30℃以1.0vvm、500r/min通风搅拌条件下好氧发酵，发酵过程中流加特殊配制的补料液以达到以下目的：(1)控制发酵液的渗透压处于低渗条件；(2)控制发酵液的pH处于4.0～7.0之间；(3)为微生物生长提供丰富的碳源和氮源等营养物质，经72小时得到威兰胶发酵液，在95℃～115℃下常压干燥得到威兰胶产品。

Scanning electron micro-scope was also used to observe the microstructures of asphalt emulsion mastic and interface structure of the mixture with and without cement addition.

使用扫描电镜观察了掺水泥前后乳化沥青胶浆及胶浆与集料界面微观结构的变化。

These parameters include super fine powder additives ,cement sort,cement mark,water binder ratio,variety and mixt.

文章在分析讨论了超细掺合料、水泥品种、标号及水胶比，超塑化剂的种类及掺量，胶结材用量，粗骨料的强度及粒径大小等配比参数对超高强高性能混凝土工作性及强度的影响后，指出了配制这种混凝土的技术途径。

When the compacting power increasing, the particle principle axis direction decreasing, mixture structure stability increasing, average particle area ratio increasing, average asphalt mastic thickness deceasing and the mixture structure density is increasing.

表现为随着压实功的增加，颗粒主轴方向减小，混合料结构越趋稳定，平均颗粒面积比增大，平均砂胶膜厚变小，混合料结构变密实。

Rut formation mechanism and classification of 1 track of the generation mechanism Asphalt Concrete Pavement open traffic after the traffic load under repeated, the formation of track can be divided into three phases:(1) the initial stage of the compaction process: by the RCC, high temperature and in a semi-flowing state of asphalt and asphalt cement with slag was composed of mineral aggregate into between the aggregate at the same time was a strong line up has a certain frame structure.

车辙产生机理及分类 1车辙的产生机理沥青混凝土路面开放交通之后，在行车荷载反复作用下，车辙的形成可分为三个阶段：（1）开始阶段的压密过程：经碾压，高温下处于半流动状态的沥青及沥青与矿粉组成的胶浆被挤进矿料之间，同时集料被强力排成具有一定骨架的结构。

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。

Our machines are specially designed for crushing all kinds of plastic, rubber, fabric, leather, cardboards, timber, aluminum foil in the shape of film, sheet, sprue, tubular construction or hollow container.

我们的机器适用于各种塑料、胶、物、革、纸板、料及铝箔等材料的破碎，粉碎物外形可以是薄膜、状、状、口料及各类中空容器。

The results of experiment show that separate addition of mineral admixture (ground fly ash, slag fines, silica fume) into concrete can improve its resistance to chloride ion penetration and diffusion.

从机理上分析，矿物掺合料的火山灰效应改善了混凝土中水泥石与集料之间的薄弱界面，降低孔隙率，使孔细化，同时生成更多低碱度的C-S-H凝胶增加混凝土的Cl-固化能力，从而提高了混凝土抗氯离子渗透能力。

Research shows that, the dynamic stability of rubber asphalt mixture has almost linear relationship with softening point and viscosity.

接下来分析了沥青胶结料对橡胶沥青混合料高温稳定性能的影响。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。