<正>Cancer is a major public health problem in the world.With the progress of medical technology,mean 5-year survival rates of colorectal cancer(CRC)have double
The micro-processes on tensile deformation and fracture of graphite-matrix interface incast iron with ferrite matrix under SEM have been observed in situ.It was
<正>Introduction In 2008 over 1.2 million new cases along with 608 700 estimated CRC-associated deaths have occurred.In China,where it is now the third most com