HC Plastics News: â— Graphene has excellent electrical conductivity and long diameter. â— When graphene is added to plastic, it can increase the thermal conductivity of plastic by more than 10 times. â—The mechanical strength of graphene is 100 times that of steel, which can greatl
Recently, Henan Oil Field Xia Ermen Oilfield in T4-2127 well, T4-2119 wells in two heavy oil wells with the introduction of the newly introduced range-type chain pumping unit, energy-saving effect is significant, compared with the same parameters of ordinary models , The Japanese electricity doubled
When we were decorating the house, everyone knew that waterproofing was the most important thing, and it was our most concerned. And if the waterproofing is not good, there will be many problems. But for those who don't understand the decoration, it is really a headache. So it is
Faced with the pressure of global energy crisis and environmental protection, energy conservation and emission reduction have become the development trend of the automobile manufacturing industry. By using high-strength steel plate thermoforming production and manufacturing technology, while achiev
Trace elements refer to the growth of plants, but relatively small amounts of elements, mainly iron, copper, zinc, manganese, molybdenum, boron and so on. Although the content of trace elements in crops is small, they are often part of enzymes or coenzymes in plants and have strong specificity,
Home>Bearing knowledge>Smooth bearing (1) /*728*90 created on 2018/5/16*/ var cpro_id = "u3440131"; Smooth bearing (1) Source: China Bearing Network Time: 2018-04-27 /*250*250 was created on 2017/12/25*/ var cpro_id = 'u3171089'; The intention of the bearing is smooth