平方公里

The site, covering an area of 12 sq. km, dates back to 4,000 to 5,000 years ago.

三星堆遗址占地12平方公里，可追溯到4，000到5，000年前。

The Northern Chinese Plain is about 310,000 sq km, which makes it the second

华北平原面积约31 万平方公里，是中国第二大平原。

The Northeast Plain is about 350,000 sq km in size, which makes it thelargest plain in China.

东北平原面积约35 万平方公里，是中国第一大平原。

The area of U.S.A. is 9,300,000 sq. km., and the fourth big country in the world.

美国的面积是930万平方公里，是世界上第四大国。

MLR data showed that more than 40,000 sq km of land had been destroyed by the end of 2005 because of mining.

国土资源部的数据显示，截至2005年年底，就有超过40，000平方公里的土地被因为采矿而毁坏。

The total area of 2 sq km of a large-scale planning phase of the project is expected to start this year.

这一总面积达2平方公里大型规划的一期工程预计将于今年年内启动。

The Yangtze River delta is about 200,000 sq km insize; it is the third largest plaininChina.

长江中下游平原面积约20 万平方公里，是中国第三大平原。

The island has an area of 283 sq. km, much of which consists of very rugged hilly terrain.

该岛面积为283平方公里，国土的大部分是崎岖的丘陵地带。

There is 9,600 thousands sq.km. land in China, only less than Russia and Canada.

中国陆地面积约960万平方公里，是世界上第三大国，仅次于俄罗斯和加拿大。

Greece has an area of about 131000 sq.km.

希腊的面积约为 131 000 平方公里，它人口稀少。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。