New materials for a sustainable future you should know about the molybdenum disulfide coating. Historically, knowledge and the production of new materials molybdenum disulfide coating have contributed to human and social progress, from the refining o…
TheChina Academy of Information and Communications Technology under the Ministryof Industry and Information Technology of China released a report on the 23rd,stating that the shipment volume of mainland mobile phones reached 33.575million units in Oc…
Recently, OPEC and the International Energy Agency (IEA) have made two different judgments on oil demand forecasts, which makes the already unpredictable price of crude oil even more complicated.OPEC believes that as rising prices put pressure on bus…
If the compatibility of polycarboxylate superplasticizer and cement is not good, the concrete mixture is prone to some problems, such as segregation, bleeding, greater slump loss, shorter setting time and so on, so that the concrete mixture can not b…