What are the roles of freight forwarder for consignee, customs, carrier and airline
NewsToday (03-03)
What are the roles of freight forwarder for consignee, customs, carrier and airline...
What are the types of single row rolling bearings according to their structure
News140Days Ago (10-14)
What are the types of single row rolling bearings according to their structure...
Characteristics of SKF rolling bearing
News160Days Ago (09-24)
R olling bearing SKF bearing is a kind of precision component, widely used in various fields, according to the structure or type is divided into many kinds, and according to the friction properties to classify the most common is rolling bea...
Characteristics of graphene material
News203Days Ago (08-12)
The carbon-carbon bond length in graphene is about 0.142 nanometers. Graphene sheets are stacked to form graphite with a spacing of 0.335 nm.
Graphene is the strongest material ever tested, with an inherent tensile strength of 130 GPa and Y...
Nano Iron Synthesis by Biocompatible Green Reagents
News225Days Ago (07-21)
Nano Iron Synthesis by Biocompatible Green Reagents...
What is the mix ratio of silica powder concrete?
News286Days Ago (05-21)
It is mainly based on the design requirements to determine the mixing method of silica powder, the optimal mixing amount of silica powder, the optimal mixing amount of water reducing agent and the adjustment of sand and gravel materials, whi...
Ren Wei team at Shanghai University has made a series of research progress in the field of nitride se
News300Days Ago (05-07)
Ren Wei team at Shanghai University has made a series of research progress in the field of nitride semiconductor...
90kW CCS2 GB/T plug DC EV charging station
News309Days Ago (04-28)
Grasen smart, fast 90KW CCS2 GB/T DC fast charger with TUV CE certification is popular in European countries, it supports OCPP 1.6, can increase the cruising range of 84 miles in 30 minutes, and can be used for two cars at the same time Fast...
Manganese oxide minerals Crystal structures and economic and environmental significance
News312Days Ago (04-25)
Manganese oxide minerals Crystal structures and economic and environmental significance...
Manganese oxide minerals Crystal structures and economic and environmental significance
News312Days Ago (04-25)
Manganese oxide minerals Crystal structures and economic and environmental significance...