英语翻译1.各种形式的贸易壁垒主要来源于政府干预.（government intervention）.2.近年来中国经济

!All kinds of trade barriers mainly comes from government intervention。2。In resent years China's economy increase rapidly,the trade structure also changes greatly。3。At present the most difficuties in international trade are non-customs duty,such as import volume of trade and export control。4。At present most of the trade agreements are multiple agreements,not by-letural agreements。