post tension unit 后张拉单元
post-tension 后张法 ; 地面 ; 后加拉力
post-tension prestress 后张法预应力
post-tension construction 后张法施工
post tension construction 后张法施工
post-tension pre-stress 后张法预应力
Cast on big heights, flexible, sometimes post tension, this type of concrete gives this smooth, unified, massive skin.
这种混凝土浇铸在高处,灵活有时后张,产生光滑、一致的大块表层。
I wish I knew what tension you should use, but my point in the earlier post is that higher is not necessarily better.
我希望我知道你应该使用什么紧张,但我在以前的职位高一点是,不一定好。
Tension self-regulator fitted on skeining machine offers even yam tension, distinctive traversing network, less end breakage and favourable unwinding in the post stages.
成绞机上配置张力自动调节器,可使丝线张力均匀,络交网纹清晰,减少断头,使后道退卷良好。
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