Stem lettuce is widely cultivated in China and is an important vegetable crop. Although there are many different varieties of stem lettuce cultivated in China, they can be divided into two types: long leaf type and oval leaf type according to their leaf types. The leaves are importan…

On August 8, the Administrative Committee of the Tianjin Development Zone (Nangang Industrial Zone) held the 2011 China International Petroleum and Chemical Congress and the Nangang Industrial Zone Promotion Conference in Pudong, Shanghai. Over 70 well-known petrochemical and related suppo…

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The SnapJet is a scanner and printer that can directly scan the image of your smartphone screen and print out a nice picture. The SnapJet team points out on its website that just as the smartphone display on the iP…

According to reports, South Korea's Kumho Tire announced recently that it plans to restart the construction of a Georgian tire factory that was suspended in the United States. The company had put the project on hold for several y…

Abstract: This paper introduces a new type of fixed electric fire pump control cabinet designed according to the requirements of national standard GBT21208, elaborates its working principle and functional characteristics, and gives the corresponding design block diagram. In the analy…

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