HD monitoring system switch how to choose?

Network monitoring system occupies an absolute position in China's security. In high-definition network video surveillance systems, there are often customer feedback screen delays, stalls and other phenomena, there are many reasons for this phenomenon, but in most cases it is still The configur

Top Ten Events in China's Coated Abrasives Industry…

Abstract 1. The 2015 China Coating Abrasives International Forum was successfully held on November 11-12, 2015. The 2015 China Coated Abrasives International Forum hosted by the Coating Abrasives Branch was held in Zhengzhou. The theme of this forum is I. 2015 China Coating Abrasives Interna

Jihua Liaoyuan Chemical Co., Ltd. achieved a profit of …

Jilin Liaoyuan Chemical Industry Co., Ltd. has faced a sharp drop in international crude oil, slowdown in economic growth, severely compressed new construction projects, suspended some enterprises in equipment manufacturing, reduced the operating rate of drilling oil and gas field enterprises, and

Influence of effective screwing length of thread on bol…

lThe effect of the effective threading length of the standardized thread on the bolt tensile test results Tan Xiaozhou (Hubei Sanjiang Aerospace Insurance Peak Electronic Information Co., Ltd., Xiaogan 432009) analyzed the relevant procedures and found that the "thread effective stitching lengt

The hidden dangers of building intercom!

I. Insecurity in the wireless interface In the building intercom mobile communication network, all communication between the mobile station and the fixed network is transmitted through the wireless interface, but the wireless interface is open, and the perpetrator may eavesdrop on the channel thr

How to identify the performance of panoramic surveillan…

General panoramic surveillance cameras as a new type of security equipment have many advantages that cannot be compared with traditional surveillance cameras. However, they are not always 100% good. If you accidentally select a poor-quality panoramic surveillance camera, it will lead to surveillanc

Autumn Kidney Bean Planting Technology: How to plant au…

Autumn Kidney Bean is a vegetable that everyone likes very much. It is rich in nutrients, delicious and refreshing. The market demand is high. Many farmers are planting it. So, how do you plant autumn Bean? Here is a brief introduction to the autumn cowpea planting technology. 1, variety selectio