The heavy fraction of pyrolysis gasoline is potential resource BTX aromatics for the rich aromatics contents.

裂解汽油重质馏分由于含有丰富的芳香基团,可以作为增产BTX芳烃的潜在资源.

I am told that BTX is expensive and has to be given every three months as it is effective for three months only.

告诉我的BTX非常昂贵，而且也可以获得每三个月，因为它是有效的只用三个月。

Conclusion: The changes of ultrastructure in muscles after injection of BTX-A are more distinct than that in rats of single spasmodic models.

结论：A型肉毒毒素肌肉注射导致的超微结构改变较单纯肌痉挛造成的改变更为明显；

This study is designed to assess the effect of BTX-A on SEA prevalence in rabbit MTrS in order to confirm the role of excessive acetylcholine release on the pathogenesis of MTrP.

本研究是要用客观性的指标，来确实评估A型肉毒杆菌素治疗肌膜疼痛症的效果，同时确认乙醯胆素过度释放对激痛点的病理生成机制。