最低附着量法
minimum application process
栓道附着体
modified key-way attachment
key-key way attachment
弯道附加压力
additional pressure from bending
胆道低位梗阻
Lower bile duct obstruction
低道床电阻区段
Low ballast bed resistance section
低低跟踪模式
Low-low satellite to satellite tracking mode
低低水位
LLWL (low-low water level
低-低水位开关
low-low water level switch
低低卫卫跟踪
Low-Low Satellite-to-Satellite Tracking
低低卫－卫跟踪
satellite-to-satellite tracking in low-low SST-ll