这段话是什么意思? 俺毫无头绪的说? a process for preparing n-(alkylaminoalkyl)acrylamides by catalytic decomposition of the corresponding .beta.-aminopropionamides has been discovered which can be run at relatively low temperatures. 此发明介绍了在适合的低温下通过催化裂解 相应的.beta.-aminopropionamides 来制备n-(alkylaminoalkyl)acrylamides 。通过楼主和橄榄树的分析我们知道他写这段应该是怀疑“此”发明的。因此用“此”或“该”,用“本”容易和作者的发明想混淆误导别人。查看更多