Gasoline prices at gas stations in the second week of March rose 97.6 won from the previous week to 1,861.6 won per liter. Although the average price for a week did not exceed 1,900 won, the price in the second half of the week in Seoul exceeded 2,00…
Gasoline prices at gas stations in the second week of March rose 97.6 won from the previous week to 1,861.6 won per liter. Although the average price for a week did not exceed 1,900 won, the price in the second half of the week in Seoul exceeded 2,00…
The vaccine is already available, but the epidemic is still getting worse. The number of newly diagnosed new crown cases in Germany has exceeded 20,000 daily, and the disease control department expects that the future will continue to "significa...…
It is reported that the term "carbon neutral" has been frequently mentioned in South Korea in the past six months. Last October, South Korean President Moon Jae-in mentioned South Korea 2050 emission reduction target for the first time in h...…
The spherical W powder preparation method can be divided into: reduction method, electrolysis method, grinding method, atomization method, etc. according to the preparation process. At present, the two most advanced powder making processes commonly u…
There are many types of printers. In addition to our common printers for printing some flat documents, there are also 3D printers. 3D printers are also called three-dimensional printers and three-dimensional rapid prototyping machines. They are a cum…