英语词汇“crown block”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	crown block
释义	crown block crown block [′krau̇n ‚bläk] (petroleum engineering) A wooden or steel beam joined to the tops of derrick posts of an oil well to support pulleys.
随便看	microcomputer tactical microcomputer test message generator microcomputer transportation planning system micro computer unit microcomputer user's group microcomputer vendors advisory board microcomputing microconidia microconidium microconsumer microcontinent microcontinents micro controller micro-controller microcontroller microcontroller abstraction layer microcontroller clock output microcontroller development kit microcontroller framed innovative technology instruments for adaptive control microcontrollers microcontrollers in experiment and learning micro controller subsystem micro controller unit microcontroller unit microcontrol store

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。