1) umbrella shaped cover
伞顶
1.
In this paper, the calculation method for the structure and components of umbrella shaped cover used in large storage tank was presented.
大型贮槽固定式罐顶的一种形式——伞顶的构造与构件的计算。
2) parachute vent
伞顶孔
3) umbrella roof
伞形顶
4) umbrella shaped roof
伞形屋顶
5) Heisanding area
黑伞顶
1.
Located at the juncture between the North China plate, the eastern section of west Kunlun and the South China plate, the subvolcanic rocks in Heisanding area are mainly composed of granite porphyry and have intruded into such strata as the Carboniferous Tuokuzidaban Group, the Permian Shuweimenke Formation and the Paleogene Aketashi Formation.
黑伞顶次火山岩分布于西昆仑东段华北板块与华南板块的结合部位,主要由花岗斑岩体组成,侵入于石炭系托库孜达坂群、二叠系树维门科组及古近系阿克塔什组地层中。
6) attached apex drogue
牵顶伞
1.
Based on the finite element method,the multi-mass dynamic model of a recovery parachute system is developed to study the main parachute performance using an attached apex drogue during the deployment.
采用有限元方法,建立降落伞回收系统的多质点动力学模型,研究了牵顶伞在拉直过程中对主伞性能的影响。
补充资料：白伞佛顶
【白伞佛顶】
（菩萨）又曰白伞佛顶，大日经疏五作白伞。同十六作伞。字典曰：“伞盖也。”即白伞盖佛顶也。
（菩萨）又曰白伞佛顶，大日经疏五作白伞。同十六作伞。字典曰：“伞盖也。”即白伞盖佛顶也。
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