['symbols', 'symbol', 'symbolizes'], 'narrative': ['narratives', 'exposition', 'narrative'], 'important': ['importance', 'important', 'pivotal'], 'peak': ['peaked', 'peak', 'peaks'], 'coverage': ['insurers', 'insurance', 'coverage'], 'pool': ['pools', 'pool', 'sauna'],...
摘要: PURPOSE: To prevent a gun main body from being vibrated by the action of piston when a bullet is shot and improve the accuracy of hits.收藏 引用 批量引用 报错 分享 文库来源 求助全文 SHOOTING DEVICE OF AIR SOFT GUN 优质文献