The commonly used clamps for drill holes on rocker drills have splints, flat pliers, and the like. For the single-piece and small-batch processing, the drilling operation steps are as follows: Before the drilling, according to the drilling position on the drawing, the centerline of th
Recently, Stena said that after 16 ships of the company's fleet installed Lemag's Slashpol E-WIF fuel quality improver in the past five years, fuel consumption and pollution emissions have been significantly reduced. For the first time, the WIF equipment installed in the Stena fleet can als
Nowadays, biodegradable plastics is one of the hot topics in the plastics industry. However, a new survey shows that the biggest obstacles to the promotion of biodegradable plastics and bioplastics in the agricultural, forestry, and landscape industries include high prices, product supply, and lac
Recently, Li Yue Group, a researcher of the Department of Micro-nano Technology and Devices of the Institute of Solid State Physics, Chinese Academy of Sciences, and Professor Zhou Yong of Nanjing University, cooperated with Professor Zhou Yong of the Institute of Solid State Physics, Chinese Academ
In view of the uneven quality of child safety seats, in order to ensure the safer use of child safety seats for parents, AQSIQ stipulates that from September 1st, mandatory 3C certification will be implemented for safety seat products, and 3C is not obtained. The certificate of the vehicle and the