low resistance ground低阻接地
low lying ground地面低洼
low temperature ground radiation低温地面辐射
low current ground小电流接地
low probability ground motion低概率地面运动
Low Speed Ground Idle地面怠速按钮
low current ground system小电流接地系统
LOW TO GROUND叫做贴近地面系统
low horizontal ground stress低水平应力