In order to ensure the impartiality of the meterage the high quality and standard calorimeter must be used.

提出为使计量收费公平合理，必须采用高质量、高水准的热量表。

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In order to ensure the impartiality of the meterage the high quality and standard calorimeter must be used.

提出为使计量收费公平合理，必须采用高质量、高水准的热量表。

youdao