darboux tangent
翻译:达布切线
同义词
1)darboux tangent,达布切线2)Booth lemniscate,布达双纽线3)Darleen,达琳切割橡胶线4)tangent darboux type developable surfaces,切达布型可展曲面5)Daptar,达布达尔6)linear negative tapered Bragg gratings,线性负切趾布拉格光栅英汉例句
In the paper,a plenty of graptolite fossils are collected in a carbon-bearing slate at Daptar area.
本次工作在达布达尔乡沙依地库拉沟该套地层中首次发现了大量保存较完整的笔石化石,经鉴定,主要分子有Monograptus xizangensis,Pristiograptuselegans,Demirastrites raitzhainiensis,Oktavites planus,Rastrites hybridus,Diplograptus cartatus,Glyptograptus gracilis,Climacograptus bidongensis等8属20种,且均为早志留世早中期分子,它可为该套地层时代的确定提供确切的化石依据。