Signature Aviation 收购杜勒斯喷气机中心，扩大在美国的网络和影响力。 Signature Aviation acquires Dulles Jet Center, expanding network and presence in the US.

Signature Aviation 收购了杜勒斯喷气机中心，扩大了他们的网络。 Signature Aviation has acquired Dulles Jet Center, expanding their network. 该协议确保Dulles的服务和运营的连续性,并加强签名航空在美国的存在。 The deal ensures the continuity of service and operations at Dulles and strengthens Signature Aviation's presence in the US. 购置的财务条件没有披露。 The financial terms of the acquisition were not disclosed. (400个字符) (400 characters)