An acid fast stain demonstrates a long filamentous organism in the center that is dark red .
嗜酸性染色显示在暗红色的病灶的中央有较长的细丝状有机体。
2
The results indicate that acid and alkali catalysts can increase the tar cracking reaction speed and reduce the activation energy due to the activated center.
结果表明，酸性和碱性催化剂由于活性中心的存在，加快了反应速度和降低了反应活化能。
3
An acid fast stain demonstrates a long filamentous organism in the center that is dark red. This is typical for Nocardia.