In the fourth quarter of last year, the national enterp…

The National Bureau of Statistics announced on January 8 that the national business climate index for the fourth quarter of 2009 was 130.6, up 6.2 points from the previous quarter; the entrepreneur confidence index was 127.7, up 7.6 points from the previous quarter. This is the national enterpri ......Reading more

Application of Image Edge Detection Technology in Weldi…

Abstract: Vision sensing has become one of the key technologies for welding intelligence. Edge detection plays an important role in the application of vision technology. There are various noise pollutions in the welding environment, and the commonly used edge detection techniques cannot be directly ......Reading more

Standardization problems in the maintenance and repair …

Third, on the understanding should solve the following aspects of the problem 1. Being able to troubleshoot or implement a function does not mean having the ability to repair or modify a CNC machine. Must also be familiar with the relevant national standards of the industry, especially the content ......Reading more

Design of Solid Rocket Engine Charge CAD Software on Pr…

2.3.3 Selection of drive size To use the size drive to simulate combustion under Pro/ENGINEER, be sure to choose the correct shift size, otherwise the graphics will not move according to the expected parallel shift. The easiest way to select the drive size is to give the Select Drive Size menu. Wh ......Reading more

Development of welding production information and weldi…

    Abstract: Based on a brief description of the application and development of computer technology in welding production informationization, and the use and classification of welding engineering application software, the author introduces the welding production expert system and welding ......Reading more

Status of the stone industry in India

India, known as the country of peacocks, is located in southern Asia and is the largest country in the South Asian subcontinent. Since the British colonial rule was liberated in 1947, the economy has made tremendous progress. With the advantages of its own resources, India's stone industry ha ......Reading more

In the first eight months, the profits of industrial en…

From January to August, the national industrial enterprises above designated size (the enterprises with a main business income of more than 5 million yuan, the same below) realized a profit of 1,674.7 billion yuan, a year-on-year decrease of 10.6%. Among industrial enterprises above designated s ......Reading more