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Summary: Control standard for radioactive substances in building materials mixed with industrial waste - Determination of stead[Read the full text]
Summary: as the main raw materials, with an appropriate amount of aerating agent, regulator, bubble stabilizer added, and proce[Read the full text]
Summary: The following standards contain provisions that constitute the provisions of this standard by reference in this stand[Read the full text]
Summary: all versions shown are valid. All standards will be revised, and all parties using this standard should explore the pos[Read the full text]
