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The study on co-carbonization of coal tar pitch and lean coal with different blending ratios was conducted.

摘 要：进行了不同配比的煤沥青和贫煤的共炭化研究，研究表明，煤沥青与贫煤共炭化时的相互作用是物理融合和化学相互作用的共同作用。

Therefore, coal tar pitch modified with 4-MB was qualified to be an excellent carbon precursor.

因此，改性后的煤沥青有望作为优质的炭材料基体前驱体。

OBJECTIVE: To study the expressions of Nrf2 and NQO1 mRNA, Nrf2 protein by coal tar pitch extract.

目的： 研究煤焦沥青烟提取物对人肺支气管上皮细胞(BEAS-2B)Nrf2、NQO1 mRNA及Nrf2蛋白表达的影响。

The formulation,production process of epoxy coal tar pitch high build coatings and its application in corrosion protective projects have been describe

介绍了环氧煤沥青厚浆涂料的配方、工艺及其在防腐蚀工程中的应用。

The change in group component of the coal tar pitch road binder modified by tired rubber with reaction time and its modified mechanism were studied.

研究了煤沥青在供氢剂的作用下，族组成随反应时间的变化规律及其受氢改质机理。

To decrease the cost of C/C composites, the surfactants are used to improve the impregnation performance of coal tar pitch.

为降低C/C复合材料制造成本，采用表面活性剂对煤沥青进行改性。

Polarized microscope is employed to study the optical structure of pyrolyzed substrance of the modified coal tar pitch.

采用偏光显微镜研究DVB改性煤沥青的光学结构；采用 FT- IR和元素分析研究改性煤沥青的热解过程。

Bulk graphite was prepared from starting materials of calcined coke and coal tar pitch by the hot pressing process.

以煅后石油焦和煤沥青为基本原料，采用热压工艺制备了一系列石墨材料。

In the paper, the conversion and kinetics of coal tar pitch are studied and conversion kinetics parameters of the mesophase are measured.

本文研究了煤焦油沥青中间相转化及动力学，测定了中间相转化动力学参数。

The results show that the content of Co metal in composite microbeads increases with the increasing of the ratio of cobalt acetate to coal tar pitch in the starting material.

研究结果表明，随着原料中乙酸钴含量的增加，制备出的复合微球钴含量增加。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"