超音波法液位元元元元元元测定
ultra-sonic method of liquid meaduremert
超单元组合—超单元—单元划分
divition of “super unit combine—super unit—unit
背光源调光
backlight luminance scaling
连续光源背景校正法
continuous method for background correction
continuous source method for background correction
连续光源背景校正器
continuum source background corrector
收发信单元背板
Transceiver Backplane TRB