1) slack bilge
平顺底边
2) uneven skirt hem
裙底边不圆顺
3) parallelogram base
平行四边形基底
1.
In this paper, some necessary and sufficient conditions of a class of double pyramidal central configuration(DPCC) with parallelogram base are proved.
主要结论有 :SDPCC的平行四边形基底必须是菱形 ,该菱形每条对角线上的两个质量相等 ,该菱形基底两侧的两个质量也相等 ;此中心构型的参数λ满足λ =2m18+ 2m2( 1+r2 ) 32+ 2m5( 1+h2 ) 32λ=2m1( 1+r2 ) 32+ 2m28r3+ 2m5(r2 +h2 ) 32λ=2m1( 1+h2 ) 32+ 2m2(r2 +h2 ) 32+ 2m58h
4) parallelogram bottom surface
平行四边形底面
1.
The design and construction of long-span reinforced concrete roof of hyperbolic paraboloid combined torsion shell roof with parallelogram bottom surface projection are discussed,taking as an example with the South China Technology University Gymnasium in the University City of Guangzhou.
以广州大学城华南理工大学体育馆为例,对平行四边形底面大跨度双曲组合扭壳屋盖结构体系的设计与施工进行探讨。
补充资料：平顺
1.平安顺遂;平稳顺畅。 2.谓(文字)平易通顺。
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