二、椭圆形封头（Elliptical Head ） 椭圆形封头（ 椭圆形封头由长、短轴分别为 和 的半椭球和高度为 椭圆形封头由长、短轴分别为a和b的半椭球和高度为 h0的短圆筒...
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vertical vessel with elliptical head 立式椭圆形封头容器
horizontal type elliptical head vessel 卧式椭圆形封头容器
Cone bottom elliptical head tank 立式椭封锥底储罐
elliptical head pot 椭圆封头型罐
Draw elliptical head 教您画椭圆封头
standard elliptical head 标准椭圆封头
spinning elliptical head 旋压椭圆形封头
Elliptical Head Introduction 椭圆封头简介
non-standard elliptical head 非标准椭圆封头
Due to the complexity involved in the large-opening nozzle structure of an elliptical head it is very difficult to seek a theoretical solution.
由于椭圆封头大开孔接管结构的复杂性，寻求理论解非常困难。
参考来源 - 舰用冷凝器水室大开孔结构强度及优化设计研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The reason of non equality and the replacement relation between standard elliptical head and spinning elliptical head are also introduced.
运用薄膜理论分析了旋压椭圆形封头的本质及其应力分布，指出了它与标准椭圆形封头不等效的原因及替代关系。
The manufacture time and cost can be sharply reduced by adopting two times punch shaping process with the aid of the mould of standard elliptical head.
利用标准椭圆封头胎具，采用二次冲压成形工艺，缩短了制造周期，大大降低了制造成本。
Mobile tank is a popular delivery equipment for bulk polyolefine grain product nowadays. The outlet on the back of tank is a large abnormal opening on elliptical head.
聚烯烃粒料槽车是目前国际上应用较为普遍的一种聚烯烃粒料散装化运输设备，其尾部的卸料口系在标准圆封上的异形大开孔。
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