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he national bureau of statistics of the division of light and heavy industry after close to a standard, in the China statistical yearbook of heavy industry is defined as: the material supplies for the national economy departments technology based the main industrial production data.
The national bureau of statistics of the division of light and heavy industry after close to a standard, in the China statistical yearbook of heavy industry is defined as: the material supplies for the national economy departments technology based the main industrial production data.
The national bureau of statistics of the division of light and heavy industry after close to a standard, in the China statistical yearbook of heavy industry is defined as: the material supplies for the national economy departments technology based the main industrial production data.
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