SD Renke

The hot summer has come, and the north and south have unified the high-temperature "steaming" mode. At this time, it is more comfortable to stay indoors, eat watermelon cold drinks, and blow on the air conditioner. However, the sudden increase in indoor air pollution in summer is always right. You hurt. Formaldehyde and TVOC In summer, the temperature and humidity increase simultaneously, and the release of indoor toxic and harmful gases will also increase. Japanese indoor environmental experts have shown that when the indoor temperature reaches 30 ° C, the release of toxic and harmful gases is the highest. Among them, formaldehyde and TVOC are the main culprits. The boiling point of formaldehyde is 19 ° C. As the temperature rises, the amount of formaldehyde released will increase. According to survey data, in summer, on average, every two households have indoor formaldehyde exceeding the standard, especially the hottest 7. In August, the over-standard rate of formaldehyde c...

With the advent of the 5G era, people's science and technology levels continue to improve. Today, when the quality of life is gradually superior, intelligent equipment is more and more favored by people. They all say: people take food as their heaven. As a large agricultural country, of course, we are constantly improving irrigation intelligence in irrigation technology. As we all know, irrigation plays a pivotal role in agricultural planting. Irrigation methods have been steadily advancing with the advancement of science and technology, from the initial time-consuming and laborious manpower irrigation to pump irrigation, and then to the more popular drip irrigation and sprinkler irrigation in modern times. As far as the current market is concerned, the application rate of drip irrigation and sprinkler irrigation is relatively high, especially for urban greening and agricultural and forestry planting bases. However, with the development of irrigation technology, more and more peopl...