sand reheater砂: sand; grit复: repeated; double; duplicate热机: heat engine; heat machine热机: [热学] [物理学] heat engine; heat machine◇热机循环 engine cycle复热的: recuperative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:砂复热机，即可在微信中查询翻译
