According to the Yongjia County Bureau of Quality and Technical Supervision, the Zhejiang Province Famous Brand Strategy Promotion Committee issued a document recently, announcing a list of 14 regional brand names in Zhejiang this year. “Yongjia Valve†has become the “Wen
Read moreOn December 16th, the “Twelfth Five-Year†Development Plan Argument of the Wenzhou Pump & Valve Engineering Research Institute of Lanzhou University of Technology and the Expert Consultation Committee of Wenzhou Valve & Valve Innovation Service Platform of Wenzhou in Zh
Read moreWhen measuring b and c values, the measured limit error D has a great influence on the random error Dlim(da) of the tip circle diameter. It is best to measure directly with a micrometer and should be measured several times (measured across the same number of teeth). The average value is substituted
Read moreFor the sake of convenience, we study the radius of a point at the graduation circle. The radius of deformation also refers to the radius of a point at the index circle. It can be seen that when the wave generator is continuously running, the radial deformation of any point of the flex wheel is The
Read moreFirst, the definition of autoclave Autoclave is a large-scale pressure vessel for steam curing of aerated concrete, lime sand brick and coal ash brick. It completes the hydrothermal reaction of Cao-Si02-H2O in the kettle, and is also widely used in other pressurized steam production proce
Read moreIn the mixed lubrication state, when the gear is at 13 o'clock, the gear transmission is in the full-film fluid dynamic pressure lubrication state. In the full-mode state, the thickness of the lubricating oil film is much larger than the surface roughness, and the two sides are completely separ
Read moreCarpentry works include package pipes, ceilings, door pockets, wooden doors, and closed cabinets. These items are related to timber. The key points to note during construction are as follows: 1. The raw material used for all carpentry activities in a room, Daxin Ban, shall not exceed a total of 20
Read moreThe development of the mold industry puts forward higher technical requirements for equipment. Industry experts believe that as the mold develops to a higher level, the special requirements for processing equipment include: First, the increasing size of molded parts and the high productivi
Read moreThe FAW Xichai , which has been high on the flag of the “ national brand â€, is not as simple as understanding the national brand. FAW Xiechai believes that national brands should be the practitioners and explorers who are actually rejuvenating and rejuvenating the country, and th
Read moreContent introduction: First, the hydraulic system: 1, the reliability of the hydraulic system in addition to the performance of the hydraulic components itself, mainly depends on the cleanliness of the hydraulic system, and the main factor affecting cleanlin
Read moreThe length of the Iasi highway is 240 kilometers, the minimum altitude is 630 meters, and the highest is 2440 meters. The entire highway line spreads among the mountains and mountains, hovering and vacating over the sky, with 270 seats of bridges and 25 tunnels. Up to 55% of the domestic and
Read moreChina Drying Network News has seen a slight rebound in polysilicon prices since the New Year, which has caused many people to reverse their expectations of the PV market. But the good times are not long. This Monday, the United States Hemlock Semiconductor Group announced that it will lay off 400
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