Based on the multi medium conference technology of H. 322 agreement, the paper provided a production dispatching visualization solution plan for coal enterprise.
介绍了基于H 32 3协议的多媒体会议技术，提出了一种煤炭企业生产调度可视化解决方案。
Besides, the chemical structure, C/H value, and volatile matters of the coal all have direct effect on the distribution of PAHs.
直接影响煤中多环芳烃分布的因素还有煤的化学结构，煤的挥发份含量和煤的C/H比值。
H. E. A. T. tank heaters are designed to heat any fluid with maximum efficiency in a variety of industries, including: food, pulp and paper, chemical processing and coal tar production.
我们公司生产的罐加热器，可加热任何液体，应用于各种工业领域，包括：食品，纸浆，化工和煤焦油领域。
Based on the characteristics that in coal bed gas exist rich benzene and poor N-hexane, the authors propose two indicators as"Benzene lndex"(B)and"N-hexane lndex"(H)to distinguish the coal bed gas.
根据煤层气体具有富苯和贫正己烷的特征，提出了“苯指数”（B）和“正己烷指数”（H）两项判别煤层气的指标。
The high actived surface or many chemical actived spots of ultrafinecalcinated coal kaolin are casier interact to surface modifiers, h…
机械力化学效应使煤系煅烧高岭土产生的高活性表面和化学活性点为其进一步深加工提供了有效途径。
The high actived surface or many chemical actived spots of ultrafinecalcinated coal kaolin are casier interact to surface modifiers, h…
机械力化学效应使煤系煅烧高岭土产生的高活性表面和化学活性点为其进一步深加工提供了有效途径。
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