This is a fruit box for confectionery. In the emperor's daily necessities stored in the Qing Palace, this fruit box is named after its exquisite craftsmanship and rich treasure-embedded decorative techniques. This box was made during the Qianlong period of the Qing Dynasty ...more...
On the surface of the paper is printed on aluminum foil, we call it aluminum foil printing. There are two kinds of aluminum foil, gold foil and silver foil. Aluminum foil paper is used in packaging and decoration. It can make the packaged product more noble and beautiful, and to improve the qualit ...more...
Multi-line hydroxyl marker velocimetry technology for reacti…
A new compact micro-lens optical system has been developed to produce a 7 x 7 multiline optical grid for Hydroxyl Tagging Velocimetry (HTV). These lines provide additional spatial information and aid the software tracking of the flowfield by increasing its resolution. Single-photon photodissoci ...more...
The main chemical components of wood are cellulose and lignin, so the wood is essentially hydrophilic. Bonding to wood products is primarily affected by the strength of the adhesive itself, the interaction between the wood molecules and the adhesive molecules, and the polarity ...more...
First, design and production As a design maker, they all hope that their own electronic files can be completely and smoothly output at the output center and get satisfactory films. However, when the output center is outputting, this or that problem often occurs. In fact, many problems are caused ...more...
The peaks of Mugege are 6289 meters above sea level. The main peak of the Mt.Gangri mountain range in the Tanggula Mountain is located at 87.4 degrees east longitude and 32.3 degrees north latitude. Located in Nima County, Tibet Autonomous Region, China. The shooting point is 5,000 meters above se ...more...
1, the paper overall PH value assay The paper was first soaked in distilled water, then the aqueous solution was withdrawn and its pH was measured with a pH meter. This method has a certain reference value for paper and cardboard other than coated paper. 2, paper surface PH value assay 1 electr ...more...