求翻译：这些经济技术开发区，已开发面积约为400 平方公里，是中国国土总面积的0.004%，累计吸收的外商直接投资占全国外商实际投资总额的10%左右，一些城市外商直接投资的30%-40%都集中在开发区，许多国际著名的大企业纷纷来开发区投资。是什么意思？

The Economic and Technological Development Zone, has developed an area of ​​about 400 square kilometers, is China's total land area of ​​0.004%, the cumulative absorption of foreign direct investment accounts for the total actual foreign investment of about 10% in some cities 30% of foreign direct i

These economic and technological development zone, has developed an area of approximately 400 square kilometers, is China's total land area, 0.004 % cumulative direct foreign investment as a share of the actual foreign investment, about 10 per cent of the total foreign direct investment in a number

These economic development zone, has developed the area is approximately 400 square kilometers, is the Chinese national territory total area 0.004%, the accumulation absorption foreign direct investment accounts for the national foreign merchant actual total investment about 10%, some city foreign m

These economic and technological development zone, has developed an area of about 400 square kilometres, is China's total land area of 0.004%, the cumulative direct foreign direct investment accounted for about 10% of the total foreign investment, cities of 30% per cent of foreign direct investment

The Economic and Technological Development Zone, has developed an area of ​​about 400 square kilometers, is China's total land area of ​​0.004%, the cumulative absorption of foreign direct investment accounts for the total actual foreign investment of about 10% in some cities 30% of foreign direct i