求翻译：近30年来，随着中国经济的发展，全国的交通事业有了飞跃的发展。桥梁由于能跨越落差极大的山地和江河湖海。早就被世界工程界所认可。是什么意思？

Nearly 30 years, with China's economic development, the country's transportation industry with the development of a leap. Bridge across the gap due to a great mountain and rivers and lakes. Engineering world has long been recognized.

Over the past 30 years, with the economic development in China, the traffic has been made in the cause of the LEAP development. bridges across the divide great mountain and river, lake, and sea. world has long been recognized by engineering sector.

In the recent 30 years, along with the Chinese economy development, the national transportation enterprise had the leap development.Because the bridge can surmount the dropping variance enormous mountainous region and the rivers and streams lake sea.Is already approved by the world engineering.

Nearly 30 years, as China's economic development, transport made a leap of development across the country. Bridges due to span the gap between great mountains and rivers. Has long been recognized by the world engineering community.

Nearly 30 years, as China's economic development, transport made a leap of development across the country. Bridges due to span the gap between great mountains and rivers. Has long been recognized by the world engineering community.