为保证成分均匀，钛铁应在LF处理前期加入。（）
参考答案：错
What are the topics that are considered by English speakers too personal to talk about
标本溶血可使下列哪些指标的测定结果偏高( )
A．乳酸脱氢酶B．血钾C．ASTD．ALTE．以上均是
