Axial-flow pumping stations in the Plain Lakes region are usually operated in the event of floods and floods, although some pumping stations are d.......
Qingcheng County is located in the eastern part of Gansu Province. It has deep soil, long frost-free period, and large temperature difference between day and night. The fruit produced is large, colorful, brittle, and has a high sugar content. It is exported to Guangzhou, Shenzhen.......
Following the completion of the integration of its parts and components assets by FAW Group and SAIC Group, the integration of Dongfeng Motor’s parts and components assets is also brewing.
Dongfeng Science and Technology announced that the controlling shareholder Dongf.......
The pH meter is a precision instrument for measuring pH and can also be used to measure electromotive force.
1. How to use (1) Installation 1 The voltage and frequency of the power supply must be in accordance with the data specified on the instrument's nameplate and.......
Analysis of Key Factors in Determining Leaf Area Index
The leaf area index can be used to reflect the growth status of crops. The changes reflect the different status of vegetation growth and development, and are closely related to the photosynthesis of crops, crop ev.......
For the determination of the early failure reliability of LED street lamp products, it is currently only necessary to strictly control the products entering. According to statistics released by the United States, about 30 of the accepted products with technical certification can reach the .......
The FAW-Volkswagen sales and service network seems to be brewing a new round of upgrades. The "transparency workshop" will become a new gene.......