The article introduces the main difference about constructure design of common reinforced concrete between new and old 《design code of concrete constructures》, and analyzes correspondence questions.

According to the document processing requirements of the party and the government and the personal practice in working,this article analyses the main differences of the concept,function,type and format between the party s documents and the government s and tries to find the confusion of the two in order to make the teaching better.

Comparative advantage analysis of the major crops in Pingdingshan region;

The efficiency comparative advantage index,scale comparative advantage index and comprehensive comparative advantage index of the major crops in Jilin province were calculated and analyzed.

Analysis on the problems existing in fertilizer application from average yield fluctuation of main crops in Xinyi city of Jiangsu province;

Based on the current situation analysis and comprehensive assessment of the major farm products such as Fuzhou rice, sweet potatoes, peanuts, citrus, loquat and so on, a deep research is carried out to make a whole SWOT analysis of the market competitiveness of the main farm products in Fuzhou to find out strengths and weaknesses, opportunities and threats.