片语

petroleum pitch fibre石油沥青纤维

petroleum bitumen[材] 石油沥青

petroleum pitch coating沥青外覆盖层

petroleum pitch coke石油沥青焦炭

petroleum pitch based-carbon fiber沥青基碳纤维

petroleum pitch enamel石油沥青漆

petroleum asphalt石油沥青

petroleum pitch enareel石油沥青漆

petroleum pitch based MCMB石油沥青基MCMB

英汉例句

• the failure forms, causes and methods to appraise petroleum pitch coatings are summarized in the present paper.

  文章概述了沥青外覆盖层保护失效的形式、机理与评价方法。

• the coal tar pitch spheres was easy to be stabilized compared with the petroleum pitch spheres when they had similar softening point and naphthalene content.

  较低软化点的石油沥青球比煤沥青球表面更易于刻蚀更难于氧化稳定化。

• influence of mesophase content, oxidation temperature and oxidation residence time on the non fusible treatment of mesophase petroleum pitch fibre was investigated under air atmosphere.

  以空气作为氧化气氛，考察了氧化温度、氧化停留时间、中间相含量对中间相沥青纤维不熔化处理的影响。

• a by-product of oil refinery and ester diluent are added to improve the compatibility of petroleum pitch with hydroxyl component (epoxide resin).

  添加石油炼制副产品及酯类稀释剂，使石油沥青与羟基组分（环氧树脂）混溶。

• it was found that petroleum pitch addition could improve the sphericity of pitch spheres by stabilizing the surfactant orientation on the interface between pitch molecules and dispersant.

  研究发现，添加石油沥青可以促进乳化液中沥青分子与分散剂界面上表面活性剂分子的取向稳定性，从而明显改善沥青微球的球形度。

• this article mainly introduces the preparation of petroleum pitch coal additive agent and the slurring ability of coal on adding petroleum pitch.

  主要介绍了石油沥青水煤浆添加剂的制备和在煤中掺入石油沥青的制浆性能。

• co-carbonization with petroleum pitch is of some advantage on economy.

  沥青共炭化在经济上具有一定的优势。

• coal-tar pitch-based carbon microspheres were prepared by adding petroleum pitch using emulsifying pitch-toluene colloidal solution in polyvinyl alcohol (pva) glycerol solution.

  通过在煤焦油沥青中添加石油沥青获得沥青甲苯胶体溶液，然后与聚乙烯醇（pva）的甘油溶液乳化，制备了煤沥青基炭微球。