Recently, the Qingdao Metro Line 1 cross-harbour tunnel has been successfully penetrated. What is its “home position”? It laid a solid foundation…
At present, a variety of home improvement styles can be described as endless, what simple style, rural style, French style, European style,…
Many people will travel to Switzerland to buy expensive accessories, such as “unknown, expensive” Swiss watches (Rolex) and so on. You may…
As we all know, lightning is enormously destructive, it produces a powerful current. According to research, the most common linear lightning has…
The darts movement does not pay attention to the venue, as long as there are darts and targets! Perhaps everyone will think…
Lead is the earliest used fishing sink material, and the price is cheap. It is no wonder that many fishing friends used…
When it comes to golf, the familiar people can say that the meanings and professional skills of “Birdie”, “Eagle” and “Double Eagle”…
Ultrathin tungsten wire may be prepared by electrolytic method. And the ultrathin tungsten wire with a diameter of less than 7μm is…
Tungsten stream mouth is a combination of tungsten matrix and iridium tube. Its surface is smooth without burr, crack, fold, peeling, hole…
Tungsten nozzle, which can be made of pure tungsten, tungsten alloy or tungsten carbide, is a very important part in many kinds…