single-wheel impulse turbine单级: single stage; single level; ...冲动: impulse; impulsion; impulse ...式: type; style涡轮机: turbomachine; turbomachinery复式压力级冲动式涡轮机: pre ure-compounded impulse turbine; pressure compound impulse turbine; pressure-compounded impulse turbine下载手机词典可随时随地查词查翻译