hammer是什么意思_hammer的翻译_音标_读音_用法_例句_爱词霸在线词典 1 beat with or as if with a hammer; "hammer the metal flat" 2 create by hammering; "hammer the silver into a bowl" "forge a pair of tongues"
hydraulic是什么意思_hydraulic的翻译_音标_读音_用法_例句_爱词霸在线词典 Design difficulties, parameters calculation, design structure and characteristics of single arm hydraulic hammer have been introduced 介绍了单臂电液锤设计难点 、 结构参数的设计计算及单臂电液锤的特性 期刊摘选