棱锥体

青岛海尔时空飞碟项目由高50m的观光塔筒体结构和高100m同时前倾80°的斜三棱锥体钢结构标志塔组成。

The symbol tower of Haier Group in Qingdao is composed of concrete tube structure of which height is 50m and 80 degree triangular pyramid steel structure of which height is 100m .

全塔成九层八面棱锥体，雄浑古朴，体现了劳动人民的建筑才能。

The whole nine-storey tower into octahedral pyramid body , powerful simplicity , embodies the working people to the building .

用上界限模型分析了刚性的四棱锥体压入在塑性表面产生的犁沟现象。犁沟现象的分析是磨料磨损问题研究的主要内容之一。

An upper bound model is utilized to study surface ploughing with a rigid pyramidal indenter .

本文运用塑性理论和{110}〈1■1〉滑移系棱锥分析了体心立方晶体中{110}〈（？）

Through application of plasticity and { 110 } < 1 (?) 1 > slip-system pyramid theories , the independence of { 110 } < 1 (?)

主要工作及解决的问题是：1.考虑吸波体制造工艺中材料电导率的存在及影响，构建了有耗材料棱锥型吸波体时域分析模型。

The main works are as follows : 1 . The lossy pyramid absorber models for time domain analysis are constructed including the affection of electric conductivities which is technically produced in the absorber manufacture .