負(fù)尖峰信號負(fù)尖鋒信號負(fù)脈沖信號；幅度不足弧形擺下沖信號搖擺幅度不足underswing kip: 長振屈伸上drop-back short underswing upstart: 支撐后倒弧形短振屈伸上underswing gripper and paper feed drum: 下擺夾和傳紙輥undersvik: 溫德斯維克undersurface vessel: 淺潛器下載手機(jī)詞典可隨時隨地查詞查翻譯
