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| Standard Hydrometers 標準浮ひょう | Reference Hydrometers 基準浮ひょう | Hydrometers 浮ひょう |
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Are Calibrated in the Section. 当研究室が 校正します |
Are Inspected in the Tsukuba Branch or in Osaka Measurement Service Center of National Research Laboratory of Metrology 計量研究所のつくば、 大阪の担当部門が 検査します |
Are Tested by Prefectural Measurement Services Organizations. 都道府県が 検定します |