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In recent years, there have been a few reports on .......
With the continuous improvement of production automation, the application of pneumatic technology has rapidly expanded, and the va.......
Home Feng Shui furnishings knowledge, you know how much smart home furnishings, rolling home, Feng Shui has always been a topic we are very concerned about, Feng Shui directly affects the home life, then .......
Identification method of green white porcelain:
First, look at the table glaze . The craft of Qingbai porcelain in the Song Dynasty was led by Hutian Kiln. Theref.......
Second, it is forbidden to tilt the goods.
Third, prohibit the use of gantry on the slope.
Fourth, in the process of lifting, it is forbidden to rotate the cargo to avoid the cargo hitting the bracket. .......
Because enamel is precious and expensive, there are many imitation enamel porcelains in the market during the late Qing Dynasty and the Republic of China. In the end, how should I identify the enamel porc.......
The first thing to say is that the main component of wood is not just cellulose, but also a small amount of starch, protein, water and mineral ions. Melanin is actually a protein. It is a dark brown pigme.......
Zinc is one of the trace elements necessary for the growth and breeding of livestock and poultry. Zinc has a great influence on the reproductive performance of animals. In addition, zinc also has certain immune functions. When animals are deficient in zinc, their im.......
Recently, Liaocheng has strived to raise the level of environmental supervision and established a “three-in-one†envir.......
Miscanthus sinensis 'Variegatus' is a herbaceous plant of the family Poaceae.
Habits: Hi-light resistant to light shade, born in riverside wetlands, well-drained soil.
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The maintenance of Shoushan Stone is an important topic in the Shoushan Stone Collection. Although Shoushan Stone is naturally beautiful, in the natural state, the stone shape is not easy to change, and t.......