英语词汇drill jar怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	drill jar
释义	drill jar 简明释义钻井震击器网络释义短语 1 jar for drill stem test 油气钻杆测试震击器 2 drill l jar 钻井震击器双语例句 1 The drilling jar which is connected with drill tool and worked with drill string is a downhole stuck freeing tool in drilling operation . 随钻震击器是连接在钻具中随钻柱一起进行钻井作业的井下解卡工具。
随便看	de-graduation degraff De Graff degraffenreid degrain degrains degrammaticalization degrand degrandable degrandable system degrande de grandmont operation de Grandmont's operation degrange degranitization Degranol degranulate degranulated degranulating degranulation Degranulation,Cell degranulation Degranulation Test,Basophil degraphitization degras

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