explosive working meaning in English

爆炸加工

So far , systematic study on spatial competition among tourism regions still remains an explosive work
旅游区域空间竞争的系统研究，是一项探索性的工作。
In this paper , the metal explosive working technique and the fabrication characteristics of metal vessels with double layers were introduced . based on the comparison between new and traditional techniques , the reliability of the technique for mould - less high energy integral forming of spheroidal vessels with double layers was stated , and the prospective application of this techniques to the fabrication of the low temperature pressure vessels was presented
本文将从前言、金属爆炸加工技术介绍、双层金属容器加工制造要点、新技术与传统技术的对比、无模高能整体分步成形双层球型容器技术的可靠性和本技术在低温压力容器制造领域里应用的前景等六方面进行阐述。