But as very massive stars live fast and die young, their explosive demises eject material, likely forming the loops.
但是因为超大质量恒星死的早，它们的爆炸放射出一系列的物质，就像形成的圆环。
The forming causes of explosive tail gas in urea plant are analysed and countermeasures, based on some document and production practice, are given.
分析了尿素生产中爆炸性尾气形成的原因，借助于有关文献，结合生产实际，提出了预防对策。
Non-die explosive forming of spherical vessels is a new technique of the whole forming.
球形容器无模爆炸成形技术是一种整体成形新技术。
Explosive expanded sphere is an advanced technology for forming thin-wall spherical shell.
爆炸胀球技术是一种成形薄壁球壳的先进技术。
In this chapter is discussed the criterion of similarity for explosive forming and electron -discharging forming and is given the influence of parameters.
本章论述爆炸成形和放电成形的相似准则，并给出各种参量的影响。
The general principle and applications of semicompact explosive forming in soil are described in this paper.
本文讨论了垂直设置的条形药包土中半压缩爆炸成型一般原理。
This paper presents a new method, the non die explosive forming method, which has successfully solved the forming of thin wall and extra thin wall spherical parts.
大型薄板球面体成形一直是板料成形工艺中的难点，本文对大型超薄壁球壳的制造提出一种整体成形新方法。
This paper ana1yses the forming mechanism of explosive cyclone.
本文主要分析爆发性气旋的形成机制。
This paper ana1yses the forming mechanism of explosive cyclone.
本文主要分析爆发性气旋的形成机制。
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