...B)在针对T-依赖性抗原的反应，抗体亲和力(affinity)在二次反应较高 (C)二次反应的迟滞期(lag phase)较长，高原期(plateau phase)也较长 (D)抗体效价(titer)在二次反应时会降低 51. 产生Graft-versus-host disease(GVHD)的原因为何？
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plateau phase of action potential 动作电位平台相
plateau phase action potential 释义动作电位平台相
plateau phase slow repolarization 缓慢复极化平台相
plateau u phase 平台阶段
Results show that the Plateau summer monsoon, the summer temperature and precipitation in the upper reach of Changjiang river valley exist obvious change in phase.
结果表明，高原夏季风、长江上游夏季气温和降水均存在明显的阶段性变化特征。
The experience of completion often leaves you experiencing the 'high' or plateau of balance for a certain time frame before the next phase of ascension is moved into.
完成的体验在下一提升阶段进入之前移除你某一时间框架阶段内的平衡。
The interdecadal variation of strong wind days is out of phase with that of dust weather, particularly remarkable in the central and western parts of the Plateau.
年代际变化趋势表明，大风日数与扬沙、沙尘暴日数的年代际变化趋势呈反位相关系，高原西部和中部的大风沙尘日数又存在反位相变化特征。
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