Home / HSK Vocabulary / HSK 5 / 比重 比重 bǐ zhòng HSK 5 · C1 Meanings proportion specific gravity Quick facts HSK LevelHSK 5 CEFRC1 ← Back to HSK 5 word list Practice 比重 with flashcards MandoBridge uses spaced repetition to help you remember HSK 5 vocabulary — free on iOS and Android.