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	position determining equipment position determining signal position deviation Position diagram position dialing position difference position dilution of precision position dimension position disparity Position,Dorsal position doubtful position doubtfull position drift of geostationary satellite positione positioned positioned abstract positioned channel positioned plug valve positioned weld positioned welding position effect position effect mutation position effect position effect variegation position emission tomography

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。