Gas alarm installation precautions

Carbon monoxide (CO) gas is a colorless, odorless, non-irritating, toxic gas that cannot be sensed by five senses, and can inhibit the oxygen carrying capacity of blood. The toxicity of carbon monoxide mainly affects the supply and utilization of oxygen. The affinity of carbon monoxide and red blo

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Building an Aromatic Base with Green Concept

Liaoyang City, Liaoning Province has made a decision to take the city's efforts to build Liaoyang aromatic hydrocarbon base, making it the largest and world-renowned aromatic hydrocarbon industry base in China. Then, what kind of philosophy will Liaoyang use to develop the aromatic hydrocarbon b

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Impact of mining face on rock mass structure

When the working face advances, the rock block A is first in a suspended state, and the working face support will be protected by the rock mass A, and the force is very small. But when the ultimate span is reached, the rock formation breaks. At this time, if the rock mass A does not bite with the ro

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