When we evaluate a jadeite, we will evaluate it comprehensively from the water color foundation. Usually, color, transparency, uniformity, shape and knocking are the methods for ordinary people to view or evaluate jade and jade. The jade is divided into: glass, dark and old. Pit, old pit, gold wire, oil clear, bean green, flower green, melon green, etc. Most consumers who buy jade bracelets may have the experience that the merchant will knock the jade bracelet on your face and listen to whether the sound is crisp and turbid, and it is better to have a crisp and melodious voice. In doing so, it is to prove that the crystal of jade is tight and has no cracks. In addition, the following points are also important principles for the selection and valuation of jade:
1. The more green, the more valuable.
2. Transparency: The internal crystal structure of jadeite is tight and the transparency is also high. The “glass type†we refer to is the jadeite with high transparency. For example, because jade itself is rich in chromium, it forms ice jade, value. It is not expensive and hard to find.
3. Color uniform: In addition to the color green, high transparency, it must be uniform color is the top grade.
4. ç‘•ç–µ: Pay attention to the presence or absence of cracks, spots, etc. These flaws will affect the quality of jadeite.
5. Shape: Most of the jade ring faces are oval egg-shaped, as for other shapes, there are many shapes, and the shape and quality of the jade are also affected.
6. Carving or Grinding: The quality of the carvings and the symbolic meaning of the carvings have an impact on the price.
7. Size, thickness: The jade of the same quality is of course higher at a larger and thicker price.
8. Gloss: In addition to the above conditions, the gloss should be sharp and not dark.
1. Bathroom spray gun, can also be called a women's washer.
2. The general spray gun comes with a pressurization module, often used as a flushing toilet, but also can facilitate flushing the corner of the toilet, cleaning the basin, cleaning the broom and other functions, after installation, you will find that the function is simply too humane. 3. When installing, you only need to use a three-way angle valve at the toilet access. One way the water goes into the toilet and the other way into the spray gun. There are multiple options for spray gun water pipes, among which explosion-proof bellows and telephone line hoses are the most commonly used, especially telephone line hoses are the most widely used because they do not take up space and are highly stretchable.
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