low fat低脂lowadj.低的；少的；低落的；低声的；卑劣的；低等的adv.低地；低声地；低下地；廉价地n.低水平；低价；低谷v.哞哞叫low- permeability gas reservoir低渗透气藏low voltage electrical appliances低压电器Low Altitude Parachute Extraction低空伞拖low-molecular-weight nitrogen低分子氮Low-Pressure Chamber Technician低压舱技师low-temperature oily wastewater低温含油污水low thermal expansion coefficient低热膨胀系数low-frequency induction furnace低频感应电炉low steam pressure unloading gear低汽压卸负荷装置low-noise motion picture camera低噪声摄影机