Eye Flat Bar 是个啥东西? flat都清楚了,查查wikipedia对eye bar的解释: in structural engineering and construction, an eyebar is a straight bar, usually of metal, with a hole ("eye") at each end for fixing to other components. eyebars are used in structures such as bridges, in settings to which is applied only the force of tension, and not compression. http:///wiki/eye-bar 中文:眼杆、带环(拉)杆、眼铁 etc.查看更多