low end低端； 低档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 frequency electrical stimulation低频电刺激low molecular weight organic matters低分子量有机物质low content cement Stabilized gravel低剂量水泥稳定碎石low-frequency electrical porcelain低频电瓷low-frequency pulse magnetic field低频脉冲磁场Low Voltage Differential Transformer低压可变差接变压器lowest published toxic concentration公布的最低中毒浓度, 颁布的最低毒物浓度low-light-level image intesifier微光像增强器low frequency combustion instability低频不稳定燃烧low pressure steam explosion pulping低压蒸汽爆破法制浆