1. Combining ocean current and heat storage data is key to understanding global climate variations. ��������ʹ��ȵ��������������ȫ������䶯�Ĺؼ���
2. Immunoassay is the traditional method for analysis of substances in trace amounts, combining the specificity of immunoreactions with sensitivity of the tracer. ���߷������������߷�Ӧ�������Ժ�ʾ����������Խ������ʳ��������Ĵ�ͳ������
3. In the market economy, water right system combining administrative management with market mechanism is the key to realize the sustainable exploitation of water resources. ���г����������£�ʵ��ˮ��Դ�Ŀɳ������ã��ؼ��ǽ��������������г��������ϵ�ˮȨ�ƶȡ�
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n.
1. an occurrence that results in things being united
2. the act of combining things to form a new whole