1. Self-desiccation: autogenous relative humidity change of a cementitious material system after setting. caused by chemical shrinkage. �Ը��һ��ˮ�ེ�����ϵͳ�����̺��ɻ�ѧ����������������ʪ�ȱ仯��
2. The seed desiccation tolerance is integrative characteristic forming during the process of developing and an important criterion of determining seed storage characteristic. ������ˮ���������ӷ��������л�õ��ۺ����ԣ����ж������������Ե�һ����Ҫ���ݡ�
3. The principle of gas-recombination, the reason of desiccation and the influence of desiccation are analyzed, methods preventing VRLA battery from desiccation are also put forward. ����ͨ������VRLA���ص����帴��ԭ����ʧˮԭ���Լ�ʧˮ��VRLA���ص�Ӱ�죬���VRLA����Ԥ��ʧˮ���ֶΡ�
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n.
1. dryness resulting from the removal of water
2. the process of extracting moisture