With the rapid development of the optoelectronics industry, the demand for adhesives in this field continues to increase. The adhesive can temporarily fix the photoelectric element of different sizes on the fixture to facilitate processing....
In recent years, AUTO-STOP (automatic start and stop) has been advertised by manufacturers as an intelligent and fuel-efficient high technology. According to the original intention of designing, the road conditions that stop and go in the c...
It is reported that in the mid-term of the domestic market, the commodities traded in midday in recent days. Among them, most of the chemical engineering departments are floating red. For example, methanol led the rise, rose by more than 4%...