areata簇状的arean.面积；地区，地段；区域；领域area power systems自动电压控制Area of Projection发射地域area of Xinganling兴安岭地区area mean pressure表面平均压力Area length method面积长度法Area array package面积阵列封装area border status区际地位area mismatch loss面积失配损失area near a bridge桥区area base register区域基址寄存器