杭州有什么化学公司没啊?# Chemistry - 化学
t*y
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UA国际升舱券Global Premier Upgrade: $390每张
UA区域升舱券Regional Premier Upgrade: $95每张
Fare class structure for Global Premier Upgrades, in priority order, is: J,
C, D, Z, P (for upgrades from United Business to United First® or
United BusinessFirst to United Global FirstSM on three-cabin aircraft) and Y
, B, M, E, U, H, Q, V, W, S, T, L, K, G, N (for upgrades from United Economy
to the next higher class of service on all aircraft). Note that on some
flights, Global Premier Upgrades are not available for fare classes Z, P, S,
T, L, K, G and N.
UA区域升舱券Regional Premier Upgrade: $95每张
Fare class structure for Global Premier Upgrades, in priority order, is: J,
C, D, Z, P (for upgrades from United Business to United First® or
United BusinessFirst to United Global FirstSM on three-cabin aircraft) and Y
, B, M, E, U, H, Q, V, W, S, T, L, K, G, N (for upgrades from United Economy
to the next higher class of service on all aircraft). Note that on some
flights, Global Premier Upgrades are not available for fare classes Z, P, S,
T, L, K, G and N.