China's first domestic large passenger aircraft C919 wil…

Abstract China's efforts to shape first-mover advantages and highlights of major scientific and technological innovations. Recently, the Minister of Science and Technology Wan Gang said: China's first domestic large-scale passenger aircraft C919 will fly this year. It is understood th ...more...

What is the knowledge of desk feng shui layout, desk Feng Sh…

In this era of fierce competition, people are rushing for their own money, and the office believes that it is the longest place for everyone to stay, especially the office workers will have experience, more than half of the day is in In the office, many white-collar friends pa ...more...

How to choose the drain cover for crowded occasions?

The trench cover can solve the big problem. With the urbanization construction, the more the trench cover is applied, it perfectly solves the problem of drainage in the city, and the bearing capacity is long and the life is long. According to the different uses of different occasions, the types of t ...more...

Early spring corn fertilization has a focus

Spring maize should be based on the basic principle of base fertilizer as the supplement, farmyard manure as the main fertilizer, nitrogen fertilizer as the main supplement, and spike fertilizer as the main principle of fertilization. The base fertilizer should generally account for about 70% ...more...

The gas stove lacks this device and may deflagrate!

At present, gas cookers have already entered thousands of households and become a necessity for many consumers' home life. However, this is a common appliance that has almost become a necessity for life. The safety accidents caused in recent years are not uncommo ...more...

China's coated abrasive nets new revision upgrade: more …

Abstract In the spring of March, the new portal of China's coated abrasive industry, the new version of China's coated abrasives network and the mobile version of the website information channel will soon be launched. After the new version is launched, the public can watch the massive ...more...