Production of raw coal, crude oil, natural gas, and electricity in large-scale industries all gr ew in June, according to data released by the National Bureau of Statistics on July 15. Compared with May, raw coa…
The UK fuel crisis may be easing, but awinter of discontent could just be beginning If there have been no queues at petrolstations in the UK in recent days, it is probably because they have run out offuel. Now Prime Minister Boris Johnson saysthe fue…
The price of mining and quarrying industry rose by 36.4% in June, and the price of raw material industry rose by 18.8% Among the ex-factory prices of industrial producers, the prices of means of production rose by 12.0%, an increase of 2.9 percentage…
Tungsten is used extensively in quartz glass melting furnaces, sapphire crystal growing furnaces, and rare earth smelting faiences. Its temperature is typically above 2000. About Metal Alloy Vacuum Coating Tungsten Melting Pot Tungsten Crucibles:…
The lithium-ion battery has a nominal voltage of 3.7V (3.6V) and a charge cut-off voltage of 4.2V…
Hexagonalboron nitride, also known as white graphite, has a layered structure that is similar to graphite. It has excellent lubricity, thermal conductivity, chemical resistance and electrical insulating thermal conductivity. It is chemically inert to…