查询词典 tar

Bottled using drum packaging, barrel net weight 200kg; hardware used in a small carton box packaging and small packaging for the two-story high-pressure polyethylene plastic sealed bag, net weight of each customer's ease of use in accordance with 2kg ~ 4kg in the framework of choice , each pine tar for a total net weight 24kg.

桶装采用铁桶包装，每桶净重200kg；硬纸箱包装箱内采用小包装，小包装为二层高压聚乙烯塑料封袋，每袋净重根据客户的使用方便可在2kg～4kg范围内选择，每箱松焦油总净重为24kg。

"Forest chemical products\",\"林产化学产品制造业\",\Includes tanning extracts, resin, lac, turpentine oil, pine tar, wood hydrolysis alcohol, active carbon, camphor, borneol, cork producers.

"，\"包括栲胶，松香，紫胶，松节油，松焦油，木材水解酒精，活性炭，樟脑，冰片，软木制品等的生产\

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。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。