lowbelln.小铃
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 resolution spectrometer低分辨率分光计
low light level camera tube微光摄像管
low temperatrue brittleness低温脆性
low - grade manganese ore低品位锰矿
low field magnetoresistance低场磁电阻
low pressure centrifugal fa低压离心通风机
low-pressure polyethylene[化] 低压聚乙烯