I. Northern port situation As of March 6th, the CCI1 5500 kcal thermal coal price index in the northern port of China reported at 471.0 yuan/ton, which was a decrease of 5.0 yuan/ton from the same period last week, and the price index of 5,000 kcal thermal coal in the CCI2 northern port w

2015 Ten hot new technology of the wireless field: March 13, 2015 Comments [0] Share to:: Sina microblogging qq space qq microblogging Baidu search Tibet and famous: Eagle to the occasion (ZTE) Posted Keywords: Wireless 5G MIMO Ultra Wideband Antenna The mobile Internet and t

Nowadays, more and more friends are planning to set up a home theater to watch high-definition movies at home. Many people can't vacate the room to create an independent audio-visual room. They worry that there is no shocking cinema effect. In fact, the home theater does not

Human lighting technology has evolved over the first 135 years since the invention of the first light bulb. The types of light sources have also evolved from incandescent lamps, fluorescent lamps, and gas discharge lamps to a new generation of LED illumination sources. There are thre

In order to thoroughly implement the spirit of the industrial conference of LED lighting industry development in Guangdong Province and accelerate the development of green lighting industry based on LED lighting, in 2014, the top ten livelihood projects in the Torch District have completed the ener

Today's core language What if your car can issue a warning a few seconds before a traffic accident occurs? Maybe this will give you enough time to suddenly turn or brake, and even save your life. This is the promise of "car-to-car" technology (V2V). Whether it i

Commonly used home decoration lamps Household lamps, commonly used in 5 categories, as shown below The lamp for home decoration is basically the above five categories. The following is a detailed introduction to the LED chandelier. Suitable mounting position for the chandelier Chandeliers are m

Welding robot welding defect analysis and processing method The robot welding uses argon-rich mixed gas protective welding. The welding defects that occur during the welding process generally include welding offset, undercut, and venting. The specific analysis is as follows: (1) A

[Home Theater Network HDAV.com.cn] 1. Indoor Sound Field When two people walk and talk and walk into the building from the outside, people will feel that the mutual conversation is not the same as the outdoor, and the voice of the conversation will become louder. What is the re

China's wind power industry started with small and medium-sized wind turbines. However, at present, small and medium-sized wind turbines are facing difficulties such as shrinking domestic and international markets, obsolete technical standards, and poor policy environment. Most of the

Dong Mingzhu, chairman of Gree Group, who was in the whirlpool of public opinion, appeared in Beijing last weekend and received the second prize of the National Science and Technology Progress Award on behalf of Gree. "For Gree, we are always on the path of innovation to find ways to

If you have the opportunity, it is best to visit the professional sound-absorbing environment such as the anechoic room and the recording studio, which will open up our horizons. At the very least, you should also pay attention to the theater or other places with sound absorptio