portable ram外置式油缸
portableadj.轻便的;手提式的;[计]可移植的n.便携的东西
portable bracket of lower limb便携式下肢手术支架
portable air life support unit便携式空中生命保障装置
Portable Alignment Gyrocompass轻便校准陀螺罗盘
portable extinction photometer手持式消光光度计
portable sound slide projector便携式有声幻灯机
portable motion picture camera手提活动摄影机
Portable Heat Rejection System
portable early-warning radar轻型预警雷达
portable diving air compressor便携式潜水空气压缩机