In the titration, the sodium tetraphenylboron solution was used as a titrant and 0.5% pholyvinylpyrrolidone solution was added as a colloid stabilizer.是什么意思_In the titration, the sodium tetraphenylboron solution was used as a titrant and 0.5% pholyvinylpyrrolidone solution was added as a colloid stabilizer.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句