1) double-line cross-section
双线断面
1.
Stop line double-line cross-section non-blasting excavation technology;
停车线双线断面非爆破开挖技术
2) the double changes the cross section
双变断面
3) twin-box cross section
双箱断面
1.
To optimize the cross section of steel box girder of the Xihoumen bridge, a suspensionbridge with a main span of 1 650 m, the aerodynamic performance of twin-box cross sections slottedrespectively with a width of 5.
5m的双箱断面进行了气动性能分析,结果槽宽6。
4) black line of section
断面黑线
5) line of cross section map
横断面线
补充资料：异形断面钢材(见异形断面型材)
异形断面钢材(见异形断面型材)
special section steel
，一、u以uu、’“飞豆on gQngC01异形断面钢材(speeial Seetion steel)见异形断面型材。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条