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。

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In this paper the preparation and properties of carbon foams from mesophase pitch are addressed.

本文围绕中间相沥青基泡沫炭的制备及性能进行研究。

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The Rossoneri's defender will resume his preparation ahead of his return on the pitch.

红黑军团后卫将积极的恢复调整以便能够尽快的回到球场上。

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Steelwork for the 12, 000-seater venue has been erected, the roof is almost on and the pitch is being drained in preparation for new turf being laid.

BBC: New Rotherham United stadium nearing completion