Ball lens solar power system can generate energy efficiently

Because now the energy used by the earth is mainly non-renewable oil. Therefore, many scientists are committed to the development of a variety of renewable energy sources to ensure the daily supply of energy in daily life, but many studies have not yet reached a wide range of us ...more...

Who decides the life of the prefabricated direct buried insu…

During the pipeline installation and installation process, the two pipes are not tightly welded to cause water seepage, or the operation is not serious in the process of “filling the mouth”, causing damage caused by external sewage infiltrating into the insulation layer. In the curren ...more...

Without three respiratory protection supplies poisoning

One afternoon, when three workers at a private chemical plant in Shanxi Province cleaned sulfur cans, they were poisoned by gas masks because they did not bring them. They were later sent to hospitals. However, two workers died of poisoning due to untimely treatment. One afternoon, three workers a ...more...

Detailed requirements for the functional requirements of INA…

Home>Bearing knowledge> INA bearing mechanical seal material functional requirements /*728*90 created on 2018/5/16*/ var cpro_id = "u3440131"; Detailed requirements for the functional requirements of INA bearing mechanical seal materials Source: China Bearing Network Time: 2013 ...more...

High-rise building fire can use convenient escape device

High-rise buildings are facing fires. With a convenient escape device, you can help you to descend from the 30th floor. When you are in danger in a river and the water rescue cabin is open, people can hide inside and manage the stormy waves. Smart manhole cover, once the manhole cover is opened, th ...more...

Australian Scientists Synthesize New Types of Nanoparticles …

Above the researchers designed a novel graft polymer shell for iron oxide nanoparticles that can deliver anticancer drugs and enable real-time monitoring of drug release. According to a report from the Physicist Organization Network on October 30 (Beijing time), recently, a New ...more...

What are the reasons for the electric hoist wire rope groovi…

Assembly and production of lifting machinery: production of electric hoist, chain hoist, single and double beam driving, lifting chain, sling, lifting tackle, steel rigging The use of electric hoists or the use of longer-lasting hoists generally encounters the problem of wire rope grooving, which ...more...