double entry impeller双: two; twin; both; dual吸: inhale; breathe in; draw叶轮: impeller; impellor; runner; ...单吸叶轮: single suction impeller; single-suction impeller双吸式叶轮: double-sided impeller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:双吸叶轮，即可在微信中查询翻译
