API unit

名词 n.
中文释义

英文释义

名词 n.
  1. A unit of radioactivity used for measuring natural gamma rays in the ground.
    — The radioactivity of a typical shale is 100 API units.

词形变化

API units plural

词源

From API (“American Petroleum Institute”).
2 次浏览 数据来源: Wiktionary