英语词汇“four-ball tester”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	four-ball tester
释义	four-ball tester four-ball tester [¦fȯr ¦bȯl ′tes·tər] (engineering) A machine designed to measure the efficiency of lubricants by driving one ball against three stationary balls clamped together in a cup filled with the lubricant; performance is evaluated by measuring wear-scar diameters on the stationary balls.
随便看	prepared, impression cavity prepared ipecacuanha prepared it for preparedly prepared me for prepared mutton tallow preparedness preparednesses prepared one for prepared piano prepared roofing prepared shelter system prepared suet prepared the ground prepare field artillery fire order prepare field artillery movement request prepare final acceptance trial prepare for prepare for battle prepare for board of inspection & survey prepare for service prepare for shipyard overhaul prepare for war prepare her for prepare him for

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。