可调指向指针
adjustable target pointer
逻辑双正向指针
logical twin forward pointer
LTF
实体双正向指针
physical twin forward pointer
修正指数
ionosphere correction index
revised index
Modified index
correction index
deflating index
Index
修正指数曲线
modified index curve
modified exponential curve
正向指标
ammonia system baking powder
forward pointer