Shandong China Coal Group Instrument Branch

The classification of gas detector is different according to different standards. This paper mainly introduces the classification according to the use method of gas detector, detected objects and sens

In our shandong province jining city in the countryside still have the habit of drilling Wells, but drilling Wells often dozen meters but no water, this is a waste of money and energy, so how to judge

Well is one of the smallest water conservancy projects since ancient times, but it is also a special water conservancy project involving many disciplines. Its characteristic, it is the universality th

The severe epidemic situation of "new coronavirus infected pneumonia" affects the hearts of every Chinese people, and also stimulates the majestic strength of unity of all people. In the fight against

Combustible gas detectors are detectors installed in industrial and civil buildings that respond to single or multiple concentrations of combustible gases.The most commonly used combustible gas detect

Gas detector is widely used in petrochemical, environmental protection, gas, coal and other industries, for different kinds of safety production occasions and testing requirements, the selection of ap