摘要:在现代农业的水利工程中,无论是以蓄、提、引的方式进行灌溉,还是排洪和排地面积水,都需要通过渠道才能发挥效益。而其主要的测设工作是河道、渠道和大坝的施工放样。本文主要就渠道的工程测量做一些浅谈。 关键词:水利建设;渠道;测量 Abstract: In the modern agricultural water conservancy projects, both for irriga
The Fe-and Mn-rich intermetallics are of great effect on the mechanical properties of the AA5083 type alloy(Al–5Mg–0.8Mn). The effect of Fe, Si and cooling ra