【摘要】 矿山排水离心泵在阻力偏高管网中工作时，其流量偏小，效率低。选取取一合适水泵与其串联运行能提高运行效率。本文介绍其原理和附泵的选配。更多还原

【Abstract】 The mine drainage centrifugal pump operating in the piping with high resistance have smaller fluorite and lower efficiency . It can increase its operating efficiency that a little proper pump is serially connected with the drainage pump . This paper introduces its operating principle and selection of the additional pump.更多还原