北京市朝阳区光华路丙12号, 北京, 中国, 100000
中国国际贸易中心与嘉里中心之间,背倚国贸中心,与嘉里公寓隔街相望,总建筑面积共32000平...
Good conceptual explanations followed by good example exercises
It was very useful and the practical tasks really helped.