叉逆流式热交换器 countercurrent heat exchanger: 逆粱热器; 逆两换热器; 逆寥交换器countercurrent heat-exchanger: 逆流热交换器cross flow heat exchanger: 错流换热器; 交叉流式换热器; 交叉流式热交换器countercurrent pipe exchanger: 列管式逆流换热器heat exchanger; exchanger: 热交换器下载手机词典可随时随地查词查翻译