prestressed hollow beam的意思|示意
预应力空心梁
prestressed hollow beam的网络常见释义
预应力空心梁 ... prestressed ground anchors ==> 预应力地锚 prestressed hollow beam ==> 预应力空心梁 prestressed layer ==> 预应力层 ...
prestressed hollow beam相关短语
1、 prestressed hollow slab beam 预应力空心板梁
2、 prestressed hollow-slab beam 预应力空心板梁
3、 prestressed hollow plate beam 先张空心板梁