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The role, selection and maintenance of water meters in irrigation…

Seamless steel pipes play an important role in the national economy and are widely used in various sectors such as petroleum, chemical industry, boilers, power stations, ships, machinery manufacturing, automobiles, aviation, aerospace, energy, geology, construction and military industry.

In most heating processes, saturated steam is commonly used. Consequently,…

As the weather gets colder, the demand for heating rises…