gas generation propeller胶凝: gelatinization; gelatinize; ...推进剂: propellant; propellent; prop ...推进剂: propellant; propellent; propulser; propulsive agent推进剂；推进的: propellant安全推进剂: safe propeller下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:胶凝推进剂，即可在微信中查询翻译
