The relativity bias of pH was very little,but the largest bias of PCO2 and PO2 was 17.74% and 23.52%,respectively.是什么意思_The relativity bias of pH was very little,but the largest bias of PCO2 and PO2 was 17.74% and 23.52%,respectively.在线翻译_英语_读音_用法_例句