利用定位观测数据，对四川中部丘陵地区不同种植模式下旱地土壤水分变化规律进行了初步研究。
Based on the data of observation in fixed location, the pilot study on the law of soil moisture variation in different cropping patterns on dryland in hilly area of Central Sichuan has been done.
像你所说，我们知道至少已有4名儿童死亡，数以百计的人在重庆(重庆市中国中部靠近四川省的一座城市)两所学校倒塌事故中受伤。
As you say, we know that at least 4 children are dead and hundreds injured after two schools collapsed in central China in Chongqing which is next to Sichuan Province.
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