搜狐25 天
C60～C80高强高性能混凝土的研究与应用
此次研究主要是通过对我省原材料的分析，设计、试配出C60～C80高强高性能混凝土，并将该产品投入实际工程的运用。发展高强高性能混凝土具有如下优越性： (1)在一般情况下，混凝土强度等级从C30提高到C60，对受压构件可节省混凝土30～40％；受弯构件可节省 ...
redsharknews.com1 个月
Putting the Canon EOS C80 through its paces on three different projects
Cinematographer Carolina Nunes put the new Canon EOS C80 camera to the test on three distinct projects – a documentary, an advert, and a short film with a complex, custom-built set and VFX workflow.