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Medical masks are divided into inner, middle and outer layers, the inner layer is skin-friendly material (general hygienic gauze or medical non-woven fabric), the middle layer is an isolation filte...
Henan Xinhongji Refractory Material Co., Ltd. was founded in 2019. The headquarters is located in Zhengzhou City, Henan, China. Xinhongji Refractory has developed into a technology-based enterprise...
The metal armor was applied very early, and people in the Shang Dynasty began to use bronze helmets a thousand years ago. The armor with iron as the main material is the longest-lived and widely us...
What are medical textiles? Medical textiles are a new field formed by the combination of textile technology and medical science. It is one of the most innovative and high-tech varieties of tex...
Hey, time traveler! This article is published at 25/11/11 (2803 days ago)Therefore, the information in it may no longer be up to date. TORONTO -Ted sagant is holding a little paint. On the solar ce...