RNA purified from human platelets was 1.5 mg. 18 S and 28 S bands were clear in RNA electrophoresis.是什么意思_RNA purified from human platelets was 1.5 mg. 18 S and 28 S bands were clear in RNA electrophoresis.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句