petagram

词形变化

petagrams 复数 petagrams

别名

petagramme

释义与例句

n.
  1. 1.

    An SI unit of mass equal to 10¹⁵ grams. Symbol: Pg

  2. 2.

    An SI unit of mass equal to 10¹⁵ grams. Symbol: Pg Sometimes used in Carbon Dioxide numbers, it is equivalent to Metric Gigatons (Giga) 10⁹ x (Ton) 10³ x (kg) 10³ = 10¹⁵

    Sometimes used in Carbon Dioxide numbers, it is equivalent to Metric Gigatons (Giga) 10⁹ x (Ton) 10³ x (kg) 10³ = 10¹⁵

词源

From peta- + gram.

来源：wiktionary