Coal-bearing strata in the Wangguanzhuang exploration area belongs to Permo-Carboniferous North China type coal-bearing formation.

Carboniferous, limestone and other minerals rich in resources, especially the River trail known Carboniferous distance.

石炭 、 石灰石等矿产资源丰富, 特别是小道河石炭远近有名.

The lower part of the Upper Carboniferous Series is called Sixiakou Formation whose definition differ.

上石炭统下部称泗峡口组,重新定义了泗峡口组的含义.

WHERE HAINAN ISLAND IS IN CARBONIFEROUS-PERMIAN PERIOD?

石炭纪二叠纪的海南岛何在?

The Weining age of Carboniferous period in Tongling area is a transgressive one.

铜陵地区石炭纪威宁期存在潮坪相、泻湖相和浅海陆棚相.

The zimenqiao Formation silicalite of Lower Carboniferous is the country rock of Changkeng Au-Ag deposit.

下石炭统梓门桥组硅质岩是粤西长坑金银矿床的直接容矿岩石.

The metamorphic ages of the eclogites are largely 320～220 Ma ( Carboniferous period to Triassic period ).

榴辉岩的变质年龄集中在320～220Ma ( 石炭纪-三叠纪 ) 之间.

Pyrolysis section: built by laying high quality clay brickfull carbonization of coal.

干馏段: 采用优质高炉粘土砖砌筑,内置中心管.

Used for testing trend of afterflame , flame retardant and carbonization of textile.

用于测定纺织品续燃 、 燃及炭化的倾向.

The dependence of structure properties on temperature during carbonization were studied.

并研究了碳化过程中,结构、性能与温度的依存关系.

In the optimum condition, the ratio of low temperature carbonization tar was no more than 15 %.

结果表明,在最佳工艺条件下, 低温煤焦油加入量不能超过15%,共熔物制油转化率可达86%.

The polymerization reaction rate of carbonization reached its maximum at 400 ℃.

添加硫沥青球的炭化缩聚反应在400℃反应速率最大.

In this paper, the preparation of new materials through carbonization MONT lamellae is introduced.

介绍了用蒙脱石层间碳化法制备新型材料.

Preparation of carbon molecular sieves ( CMS ) brown coal by two-step carbonization method ( TSC ) has been investigated in this work.

本文针对高挥发分的褐煤原料,提出两步 炭化 法制炭分子筛概念,并考察了工艺条件和产品空分性能.

The results showed that ferrocene was reduced to iron during carbonization.

结果表明,添加到酚醛树脂中的二茂铁在炭化阶段被还原为单质铁.

The degree of carbonization of coal depends on the temperature.

煤层的炭化程度取决于温度.

Good carbonization resistance and low dry shrinkage.

抗碳化性能好,干缩率低.

The same raw materials at high temperatures than the-temperature carbonization of carbonization of high carbon content.

同一原料在高温炭化比低温炭化的含碳量高.

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

石油沥青共炭化在经济上具有一定的优势.

The carbonization and the graphitization of PI filament were described.

叙述了PI原丝的碳化和石墨化过程.

Factors influencing pore structure of amorphous silica-alumina prepared by carbonization were investigated.

摘要系统考察了影响碳化法制备无定形 硅铝 孔结构的因素.