DIN 53019-2:2001-02 粘度測定 通過旋轉(zhuǎn)粘度計測量粘度和流動曲線 第2部分:粘度計校準(zhǔn)和測量不確定度的確定
Viscosimetry - Measurement of viscosities and flow curves by means of rotation viscosimeters - Part 2: Viscosimeter calibration and determination of the uncertainty of measurement