1)numbone,壳顶2)net shell roof,网壳顶3)Umbo larvae,壳顶幼虫4)umbonar carinal,壳顶脊5)spiral case head cover,蜗壳顶板6)mucro,尾壳顶
用法例句
The paper takes an example of 16000m3 net shell roof container, introduces the construction process of line-surface original-tool supporting method and its attention affairs.
