Pipeline pump must pay attention to the use of the process: (A) pipeline pump in operation, the bearing temperature can not exceed the ambient temperature 35C, the maximum temperature shall not exceed 80C. (B) to the pipe pump bearing body join the bearing lubrication oil, observe the oil level sho
Read moreAt present, there are numerous wall decoration materials, and diatom mud is one of them, and it is also particularly favored by the owners. Because this kind of wall decoration material has the advantages of environmental protection and health. How can we choose diatom mud? In daily life, how do w
Read moreDesigned by students from the sophomore art department of the French Academy of Arts in Provence, they produced a self-propelled solar energy washing machine using materials such as bicycle wheels, bamboo, wooden blocks, solar panels, and an electric motor. The design can be use
Read moreForged steel valves often overlook the problem of fat volume. After the grease gun is refueled, the operator selects the valve for the low temperature cut-off valve and injects the grease and joins the way, and then injects the grease. Forged steel valves exist in two situations: on the one hand les
Read moreHow to choose building materials, although there are many ways and suggestions, but the experience of relatives and friends in the choice of products for consumers most value. According to the survey, when consumers buy tiles, the proportion of relatives, friends, and friends introduced this chann
Read more"This year is the most stressful year for the power supply and demand situation in recent years. The total power gap may exceed the worst in history in 2004." More than a month ago, at the "Climbing the Xiabao Power Supply" meeting, the State Grid Vice General Manager Shuai Ju
Read moreRecently, domestic phosphate rock prices have been rising. According to relevant data, the prices of phosphate ore in Guizhou, Hubei, Yunnan and Sichuan have generally risen by 5%-10%. Zhong Jianzhi, a research fellow in the chemical industry of China Investment Advisors, pointed out that
Read moreOn the 19th, the deputy director of the Internal Affairs and Judicial Committee of the National People's Congress and the vice chairman of the Central Committee of the Democratic National Construction Association, Sheng Sheng, pointed out in the 23rd "Economic Monthly Talk" held by
Read moreRegarding the pedestrian access management system, many people know their uses but do not know the actual role. For example: three-roll gates, also known as three-slug gates, three-roll gates are suitable for all types of public places requiring pedestrian traffic. Such as scenic spots, exhibition
Read moreHow to make the new house decoration more beautiful, in addition to looking at the decoration company's craftsmanship, the most important thing is the decoration design . Under different decorations, the interior can show different effects. Today I will give you a brief introduction to
Read moreUnder normal circumstances, many manufacturers of PVC pipe profiles prefer to use paraffin as a lubricant. However, they also overlooked a problem, that is, paraffin wax has low softening point and poor dispersibility. In the process of production, the temperature is to
Read moreGeological drilling seamless steel pipe (geological steel pipe) theoretical weight scale Kunlian steel pipe Unit: Kg/m Wall thickness Outside diameter 3 3.5 4 4.5 5 5.5 6 32 2.146 2.460 2.762 3.052 3.329 3.594 3.847 38 2.589 2.978 3.354 3.718 4.069 4.408 4.735 42
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