这两个点变异，将导致两个氨基酸的置换(Y154H、E348K)。
These substitution results in changes in two amino acid residues (Y154H and E348K).
本文建立两相连房间点热源作用引起的置换自然通风模型，将室内垂直温度分布简化为上、下两个均匀混合区域。
This article established displacement natural ventilation model caused by point heat source of two joined rooms. The room vertical temperature profile was simplified as two uniform zones.
对化学镀锡的机理从置换过程和还原过程两个方面进行研究。
The mechanism of electroless plating tin was investigated from displacement process and reduction process.
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