It was not until 1425 that permission to hold property was granted to certain houses by Pope Martin V; it was extended to the entire order by Pope Sixtus IV in 1477.
但直到1425年，允许持有财产被给予一定的住房由罗马教皇马丁五是扩大到整个秩序教皇Sixtus的四，1477。
The same relation should hold when the source and receiver are at rest and the medium moves with velocity v.
当光源与接收器静止而媒质以速度V运动时，同样的关系式成立。
The same relation should hold when the source and receiver are at rest and the medium moves with velocity v.
当光源与接收器静止而媒质以速度V运动时，同样的关系式成立。
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