“YP”是“Yield Pointer”的缩写，意思是“产量指针”

06.16 -

“YR”是“Year”的缩写，意思是“年”

06.16 -

“YS”是“Y-axis of SRB (Solid Rocket Booster)”的缩写

06.16 -

“YS”是“Yield Strength”的缩写，意思是“屈服强度”

06.16 -

“YSC”是“Yearly Spares Cost”的缩写，意思是“年备件成

06.16 -

“YSC”是“Yearly Spares Cost”的缩写，意思是“年备件成

06.16 -

“YT”是“Y-axis of external Tank”的缩写，意思是“外

06.16 -

“YV”是“Deputy for Space Launch Systems”的缩写，意思

06.15 -

“YVC”是“Directorate of Configuration and

06.15 -

“YVCB”是“Configuration/Data Management Division,

06.15 -