外贸水泵英语和词汇

备用循环泵----- stand-by circulating pump
    泵-水轮机----- turbine pump
    泵组----- multi cell pump
    比例泵----- dosing pump
    比例泵----- proportioning pump
    闭式旋涡泵----- closed peripheralpump
    闭式旋涡泵----- vortex pump with shrouded impeller pump
    闭式叶轮泵----- pump with enclosed impellers
    闭式叶轮离心泵----- centrifugal pump with shrouded impeller
    壁式泵----- wall mounted pump
    变量泵----- variable capacity pump
    变量泵----- variable output pump
    变量螺杆泵----- variable capacity screw
    变量喷射泵----- variable area ratio jet pump
    变速泵----- variable speed pump
    变行程往复泵----- rocker arm pump
    变形程往复泵----- variable stroke reciprocating pump
    标准泵----- standard pump
    表洗泵----- surface wash pump
    波纹管泵----- bellowspump