low IF低中频
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 tension ignition低压点火
low-sugar beverage低糖饮料
low alloy steel tube低合金钢管
low phosphorus steel低磷钢
low-pressure brake低压刹车
low - pressure gas低压瓦斯气
low energy collision低能碰撞
low electric voltage低电压
low frequency supply低频信号源
low tide slack water低潮憩流