The forecasts by T63 model are better than that by T42 for the westerly system and subtropical high. It provides useful information for the medium range forecast.

T63对西风带天气系统及副热带高压的预报也比T42好，为中期天气预报提供了信息。

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The model is better working in forecasting of the westerly belt circulation than in prediction of the subtropical circulation.

模式对西风带大型环流形势的预报能力优于对副热带系统的预报能力。

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After storm's entering westerly trough, the subtropical cyclone's reintensification was related to the high potential vortex's downward transmission from stratosphere.

风暴完全并入西风槽后，变性后的温带气旋再次加强与平流层高位涡的向下输送有关。

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