What are the functions of the access control system? 1. Out-of-entry and access control: Prevent entry and exit of non-card personnel and illegal card-holders. 2. Statistics function: According to the employee department, category and different time and place of entry and exit statistics. 3, to ...more...
How do abrasives and small and medium-sized enterprises deal…
Abstract With the rapid development and popularization of industry technology, the technology entry threshold of the abrasives industry has been decreasing. The production capacity and output of most products in the industry have been obviously surplus, and the supply has already far exceeded ...more...
Main decoration materials including which decoration main ma…
For the decoration of the rookie, the decoration of the main material is very necessary to understand. Buying the main materials must be in order, so it's easier to decorate them. If the main material is bought too early and the purchase is late, it will delay the renovation process. Therefore ...more...
2016 China International Locks Security Exhibition will be h…
October 21-23, 2016 China International Locks Security Exhibition (CILS) will be held in the National Convention and Exhibition Center (Shanghai). This exhibition will attract more than 600 companies from the lock industry and security industry leaders. The second largest hardware exhibition - Chin ...more...
In addition to a good environment, the security of the community requires a lock with a very good anti-theft performance on the sturdy security door of the household. The reporter visited 10 households in individual communities and found that only 4 households had a higher level of door lock securi ...more...
Coal Mine and Mine Safety Production Accident Emergency Disp…
News Related Keywords: No tags. Coal mine enterprises are faced with the threat of various disaster accidents in mines. Once a variety of disaster accidents occur in mines, emergency response and emergency rescue are particularly important. A large number of facts and cases show how this work will ...more...
1 Introduction The plastic modified masterbatch is a blending, filling, modifying and reinforcing of plastics by physical or chemical processes to meet certain requirements of plastic products. Plastics can be processed into new plastic modified materials with special properties under the advanced ...more...