英语词汇“beam-balanced pump”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	beam-balanced pump
释义	beam-balanced pump beam-balanced pump [′bēm ‚bal·ənst ′pəmp] (petroleum engineering) An oil well pumping unit having a center-pivoted beam with the sucker rod plunger (pump) at the front end and a counterweight on the rearward extension.
随便看	national science and social science foundation national science and technology authority national science and technology awards national science and technology board national science and technology council national science and technology development agency national science and technology entrepreneurship development board national science and technology forum national science and technology foundation national science and technology management information system national science and technology medals foundation national science and technology museum national science board national science bowl national science center national science collections national science council of taiwan national science development board national science digital library national science education act of 2000 national science education content standards national science education leadership association national science education standards national science foundation national science foundation graduate research fellowship

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。