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1.Conclusions The focal lesion keratectomy with amniotic membrane transplantation is a valuable method fo...

结论病灶切除联合多层羊移植是一种治疗角溃疡有效的方法。

2.This paper introduces the light gaso line etherify technology,brings fo rward the project of building the light gasoline etherify device on th e catalyst cracking cell in the refin ery plant.

介绍了轻汽油醚,提出了在炼油厂催裂单元建设轻汽油醚装置的方案。