英语词汇hole-down packer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	hole-down packer
释义	hole-down packer 翻译下封隔器以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译网络释义 1 ?悬吊式堵塞器 ... hole-diffusion length 空穴扩散长度 hole-down packer 悬吊式堵塞器 hole-in-the-center effect 中空效应 ... 短语 1 down-hole packer 井下封隔器 2 double-packer down-hole sampling techniques 双栓塞钻孔测试与试验技术双语例句 1 The separated layer polymer injection pipe string consists of well-flushing packer, down-hole flow distributor and bottom ball. 分层注聚管柱主要由可洗井封隔器、配注器及底球组成。
随便看	power feed power feed power feeder power feed for antenna power feeding power feeding station power feeding system power feed lever power feed reverse lever power feed rotary table power feed section power feed system power file powerfilter power filter Power Five power flattening powerflex power flight power flight altitude power flight phase power flight phase escape power float power flow power-flow calculation

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。