Significato di ppb | Babel Free
\pe.pe.be\Equivalenti
Esempi
“The International Organization for Standardization (ISO)² does not accept the common use of parts per billion (ppb) for two reasons: the meaning of billion is ambiguous, and parts is also ambiguous because it could refer to volume, mass, number, or some other measure.”
Livello QCER
C2
Padronanza
Questa parola fa parte del vocabolario QCER C2 — livello padronanza.
Questa parola fa parte del vocabolario QCER C2 — livello padronanza.
Vedi anche
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