In the area of ​​sanitation special vehicles, the emergence of compressed garbage trucks undoubtedly brings a good technic…
In the first 7 months of 2010, the export of auto parts in Guangdong continued to grow. 2010-9-921:21:42 According to customs statistics, the export of auto parts in Guangdong Province in the first 7 months of 2010 was US$1.23 billion, which was higher than…
The TZS-II Soil Moisture Temperature Analyzer adds GPS positioning capabilities. While measuring the soil moisture content, it can determine the precise information of the measurement points (longitude, latitude, etc.). The instrument is not only conducive to the implementation o…
The stability of the surrounding rock of the roadway is critical to its excavation process and safe production [1-3]. Taking a mine in Shanxi as an example, this paper uses CDEM software to numerically simulate the surrounding rock stability of different buried tunnels, and discusses the bu…
The light box is a photo-aging photo-aging tester that simulates the ultraviolet light in sunlight and reproduces the damage caused by rain and dew. Tests are conducted by placing the test material in a controlled cycle of exposure to sunlight and moisture, and increasing the tem…