英语词汇“parts per billion (PPB)”的翻译、意思、用法、释义-英汉经管词典

单词	parts per billion (PPB)
释义	parts per billion (PPB) Definition Concentration by volume of one part of a gas (or vapor) or substance per billion parts of air or liquid. One ppb is roughly equivalent to a teaspoon of material in an Olympic-size swimming pool.
随便看	rejected bid rejection related diversification relational database relation of earnings to insurance relationship relationship banking relationship manager relationship marketing relationship selling relative advantage relative density relative fair market value relative humidity relative market share genetic profiling gentlemen's agreement gentrification genuine progress indicator (GPI) geocentric multinational geodemography geographical diversification geographical filing geographical labor mobility geographical limitation

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