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232021-04Recently, the 22nd China Environment Expo 2021 (hereinafter referred to as "China Environment Expo") was held at the Shanghai New International Expo Center.
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162021-04In recent years, throughout the valve industry, many valve research and development areas still have many deficiencies and shortcomings, and master the core technology of the valve to promote the high-quality development...
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092021-04Low protection level: the valve motor for Denso is fully enclosed squirrel cage structure, short-time intermittent working system (10min) self-cooling type.
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022021-04Renewable energy is a natural green energy that does not emit pollutants or greenhouse gases. Its rapid development has laid a solid foundation for the construction of ecological civilization.
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262021-03The control valve is widely used in oil refining and chemical industry. It is used to control the flow rate, pressure and liquid level of the fluid in the production process...
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192021-03Working condition of high temperature including high temperature, high temperature Ⅰ Ⅱ, high temperature, high temperature Ⅲ Ⅳ, high temperature, high temperature Ⅴ level...
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122021-03The consensus in the industry is that the market environment has indeed changed profoundly.The industry generally believes that due to the increasingly saturated urban sewage
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052021-03How to promote the construction of the national carbon emission rights trading market (referred to as the "national carbon market") and complete the related targets of carbon emission reduction on schedule.
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292021-01Manual valve is a valve operated by handle and handwheel. It is a common valve used in equipment pipeline.Its handle, hand wheel rotation direction clockwise is closed, counterclockwise is open.
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222021-01Pre-maintenance of new valves before operation is a progressive construction concept to protect valve seat seals from seat damage during installation, welding and commissioning
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