“parachute opener”的概念、定义、翻译、参考文献-科学参考

单词	parachute opener
释义	parachute opener Encyclopedia 工学火箭弹射座椅释 parachute opener开伞器飞机防护救生系统中，通过预置的时间和高度控制动力和行程输出时机的装置。
随便看	horizontal tank horizontal telescope horizontal tensile testing machine horizontal thread horizontal trace horizontal trace line horizontal trajectory horizontal transit circle horizontal transit instrument horizontal vector horizontal-vertical illusion horizontal well completion horizontal well open-hole gravel pack horizontal well penetrating-layer fracturing horizontal well perforated casing completion horizontal well perforation horizontal wood drilling machine safety horizontal working areas horizontal zenith telescope horizontal zonality of vegetation in China horizon tracking Hormander Hormander operator Hormander's sum of squares hormonal contraception

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。