Seasonal change of content of TSP of three function areas showed that the air TSP content of spring and winter were higher but summer and autumn were lower.

三个功能区空气tsp含量的季节变化是春季和冬季的空气tsp含量较高，夏季和秋季的空气tsp含量较低。

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The Afghan National Security Forces have improved but cannot function without international enablers -- in areas such as air support, medevac, intelligence and logistical assets and maintenance -- for several years to come.

CNN: Karzai visit a time for tough talk on security, corruption