For 3D printing powder manufacturing, it is made of titanium rod and titanium alloy rod. The Metal Alloy Titanium Rod for Making 3D Printer Powder: These items are used for: Medical use, aircraft and ship components Execution Standard: T…
A wave of layoffs that has swept the entire Internet industry has intensified. China's Internet industry has experienced several crises and major changes in the past development process. There is also a "brief history of layoffs by major Internet com…
The aquarium is a place for aquatic life display and popular science education, as well as a place for aquatic life resource protection and scientific research. Aquariums can specialize in marine life, freshwater life, or both; there are public aquar…
At 23:36 local time on the 16th (22:36 Beijing time on the 16th), a strong earthquake occurred in the waters near Fukushima Prefecture, Japan. Early this morning, the Japan Meteorological Agency revised the magnitude from 7.3 to 7.4. So far, the eart…
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