erosion ratio侵蚀: corrode; erode比: 2侵蚀比例因子: erosion proportionality factor汽蚀比转数: cavitation specific speed水泵空蚀比转速: suction specific speed of pump下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:侵蚀比,即可在微信中查询翻译