| unit | indicates the units used for the measurement, usually
      using the standard symbol for the desired units. | 狀態 | 非必備的 |  | 資料類型 |  |  | 被推薦的值包含: | m (metre) SI base unit of lengthkg (kilogram) SI base unit of masss (second) SI base unit of timeHz (hertz) SI unit of frequencyPa (pascal) SI unit of pressure or stressΩ (ohm) SI unit of electric resistanceL (litre) 1 dm³t (tonne) 10³ kgha (hectare) 1 hm²Å (ångström) 10⁻¹⁰ mmL (millilitre) cm (centimetre) dB (decibel) see remarks, belowkbit (kilobit) 10³ or 1000 bitsKibit (kibibit) 2¹⁰ or 1024 bitskB (kilobyte) 10³ or 1000 bytesKiB (kibibyte) 2¹⁰ or 1024 bytesMB (megabyte) 10⁶ or 1 000 000 bytesMiB (mebibyte) 2²⁰ or 1 048 576 bytes
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