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Ben shu fen wei shi pin yong zhi leng yuan li he zhi leng ji shu liang da bu fen. Zhi leng yuan li jie shao le zhi leng de li lun ji chu zhi shi, Zhi leng ji shu de ji ben yuan li, Zhi leng xi tong de zhu ji, Zhu yao she bei he fu zhu she bei. Zhi leng ji shu jie shao le zhi leng zai shi pin zhong de ying yong.
