多步骤纠正法 multiple stage: 多级的; 多级式,多段式multi-stage (or multiple stage): 多级式,多段式continuous multiple stage cooler: 连续式多段冷却机multiple pontoon landing stage: 多浮筒式登岸栈桥multiple stage ampification: 多级放大下载手机词典可随时随地查词查翻译