At 20:50 on July 23, the collision between the Hangzhou-Shenzhen Line Yongjia and Wenzhou South, the Beijing D401 south train to the Fuzhou, and the D3115 south train from Hangzhou to Fuzhou occurred. D301 trains are off line 1 to 4 and D3115 trains are off line 15 and 16 respectively. ac

A few days ago, the HZN180 tube pile mixing station independently researched and developed by Zoomlion was installed offline and successfully completed at the Hankow Industrial Park of Zoomlion. The test results show that the HZN180 tube pile mixing station fully meets the design goals, the structu

The NMR spectrometer picoSpin 80 easily collects conventional high resolution nuclear magnetic resonance (NMR) data on the molecular structure of liquid samples. The magnetic field strength of the instrument 2 Tesla can provide excellent resolution, which is less than the previous low magn

medium Concentration (mass fraction) (%) Temperature / °C Corrosion rate / mm / a (years) Corrosion resistance Inorganic acid hydrochloric acid 1 Room temperature / boiling 0.000/0.345 Good/good 5 Room temperature / boiling 0.000/6.530 Good/poor 10 Room temperature / boiling 0.1

When there is a new car on the market, Danyang's auto parts market will soon have high imitation accessories available. This high efficiency depends on Danyang's perfect auto parts industry chain. From capital to mold, from production to assembly, from wholesale to logistics, Danya

Common faults (a): pump is not absorbent, pressure gauge and vacuum gauge pointer violently beating. Failure causes: 1, pump enough water; 2, pipe or instrument leaks. Troubleshooting methods: 1, continue to pump water. 2, tighten the blockage leak. Common Faults (B): Pump does not absorb water,

Model NO.: DRLSDSPTXBW-3 Application: Sandwich Panel or Roof Construction Grade: SUS410, Martensite

According to the National Development and Reform Commission on the 6th, since the fourth quarter of last year, the central government has allocated 300 billion yuan in three batches to invest in expanding the scale of investment and stimulating economic growth. Judging from the situation in the fir

On May 17th, Jiangsu Machinery Industry Federation and Jiangsu Technical Teachers College signed a cooperation agreement for the construction of a talent training base for equipment manufacturing in Jiangsu Province. This base became the first training base for equipment manufacturing talents in th

Vacuum squeegee cavitation is a honeycomb cavity that appears on the surface of a part after working for a certain period of time. When the area and depth of the cave develop to a certain degree, parts will lose their working efficiency. Although it is not

[China Instrument Network Instrument Development] Laser is synonymous with precision, but in general, there is room for improvement. A "perfect" laser emits light at a specific wavelength. Light is emitted from the laser. After the laser starts, one or more longitudinal modes are generat

On November 16, 2010, the European Commission issued an announcement to impose an interim anti-dumping tax on China’s loss of melamine in Europe. Three responding companies were respectively ruled, the tax rate was 44.9%-49%, and other enterprises had a unified tax rate of 65.2%. The Europea