In engineering, mixed gas is commonly used as a working medium, which is made up of two or more effective components or non-effective components exceeding the specified limit. These mixed gases are usually studied as ideal gases. Essentially, mixed gas re
Rectangular frame with double bridge design highlights the masculine beauty of men. The concave line design of the temple better balances the overall tough style of the glasses. 4 curve lenses with color mirror coating make the wearer more fashionable.
Concrete roof tile machines is a New type of cylindrical tile molding machine whit high forming speed, large output, and reliable performance. Using PLC (Mitsubishi technology) automatic control, hydraulic pneumatic, the speed of production can up to 6-9
Colorful velvet jewelry box, its material is plastic core covered with high quality velvet, soft and good to protect your jewelry. We can do many colors, such as pink, blue, red, grey, brown, black and etc.
1. The irregular metal earring has very special shape2. Customized irregular metal earring has high quality workmanship3. Wholesale irregular metal earring makes a unique and chic type
One-piece mirrored sunglasses for women men. Integrated mirror lenses restore true colors, eliminate reflected and scattered light, and protect the eyes perfectly.