What does "cloud" mean? How to pronounce?

Liu, pronounced Liu, the first sound. The word "Liu" refers to gold with good fineness in ancient times, but it rarely appears in modern words.

The word "Liu" is composed of gold and Liu, which symbolizes the preciousness and reserve of this metal. Hot stamping is an ancient metal process, which is complex and demanding. Commonly used in ancient buildings, utensils, costumes and other aspects, representing the superb technical level and social status at that time. The word "gold plating" in modern words is generally used in combination with other words, such as "gold plating process", "gold plating vessel" and "gold plating sculpture".

Hot stamping process is a special metal process, which needs to go through many processes such as grinding, polishing, carving and gold plating. Only in this way can exquisite works of art be produced. Gold-plated handicrafts generally have noble, elegant and noble temperament, and are often used as gifts, souvenirs, decorations and so on. At the same time, in traditional culture, bronzing also has auspicious, beautiful and happy meanings.

The difference between silver and pure silver;

1, different materials

Silver is a kind of silver-plated material, and the surface of copper, silver or other metals is covered with a layer of pure silver to make the surface appear silver luster. Pure silver is a kind of high-purity silver, which contains no impurities and has high electrical and thermal conductivity.

2, the production process is different

The manufacturing process of silver matte is complex, and it needs to carve patterns or characters on the surface of copper or silver, then cover it with silver nitrate, and finally fill it with hot-melt silver powder and polish it. The manufacturing process of pure silver is relatively simple, which only needs steps such as melting, casting, cold working and polishing.

3. Different appearances and features

The surface of silver is silvery white, which is not easy to be oxidized and discolored, stable and corroded. The surface of pure silver is soft silver gray, which is easy to be oxidized and discolored, but it also has good skin-friendly and antibacterial properties.

4. Different uses

Because the surface of silver enamel is bright, stable and not easy to be corroded, it is often used to make decorations and handicrafts, such as silver enamel tea sets and silver enamel jewelry. Pure silver is often used in high-demand fields such as electronic components, medical devices and currency because of its high purity, good electrical conductivity and thermal conductivity.