Construction engineering is a special product, and the quality of construction products directly affects the national economy, people's livelihood, and the safety of people's lives. Therefore,...

Mechanical vibration refers to the reciprocating motion of an object near its equilibrium position. During the process of mechanical vibration, some physical parameters of the vibrating object, such a...

Recently, the General Office of the State Council issued the "Comprehensive Management Plan for Safety of Hazardous Chemicals", deploying a 3-year comprehensive management of hazardous chemi...

As the vanguard of the quality inspection front, the inspection results of testing institutions are an important standard for people to measure product quality. With the development of the social econ...

IntroductionSince 2000, with the increasingly prominent issue of soil pollution in China, soil environmental safety has attracted widespread attention from society. Based on the above reasons, the Sta...

Did the samples I sent to the laboratory get mixed up? People often worry about this issue, especially when the data on the test report does not match expectations. In fact, sample management is an im...