无针注射器 meaning in English

hypospray
needleless injector

Needless dermo - injector
皮下无针注射器
Abstract : the concept of digital initiation technique and micro pyrotechnics is described , and micro - electromechanical system , microthruster pro pulsion system , miniaturized explosive train and non invasive syringe are demonst rated
文摘:介绍了数字化火工技术、微烟火技术的概念及内涵，并且介绍了以该概念为基础的微型火箭列阵、微机电技术微型传爆序列和无针注射器的发展。