The leading technology developer and application manufacturer provides foam concrete blocks bricks

The leading technology developer and application manufacturer provides foam concrete blocks bricks

Luoyang Tongrun Info Technology Co., Ltd., the leading technology developer and application manufacturer of foaming agent, proudly announces their latest discovery which is centered towards the new ways for foam concrete, a popular cement admixture devel...
Correct installation method of tapered roller bearings

Correct installation method of tapered roller bearings

Tapered roller bearings are a unit composed of tapered raceways (inner and outer rings) and tapered rollers. This structure is suitable for combined loads, such as axial and radial loads acting in both directions. The projection lines of al...
Characteristics of silicon nanowires, a novel semiconductor nanomaterial

Characteristics of silicon nanowires, a novel semiconductor nanomaterial

Silicon nanowires is a new type of one-dimensional semiconductor nanomaterials, line body in about 10 nm in diameter, and inside the crystal nucleus is single crystal silicon, a SiO2 layer, outer layer due to their unique optical, electrical...
The Direct Economic Loss Caused By The Postponement Of The Tokyo Olympics Is About $ 6 billion

The Direct Economic Loss Caused By The Postponement Of The Tokyo Olympics Is About $ 6 billion

It is reported that the loss caused by the postponement of the Olympic Games is about 5.8 billion U.S. dollars. Nikkei News believes that the injuries are between 5.4 billion U.S. dollars and 6.3 billion U.S. dollars. These losses are only t...