这些数据汇编一两年期间(2001-03年)由事故报告，在一牙科学院。

These data were compiled over a two-year period (2001-03) from accident reports at one dental school.

youdao

这些数据汇编一两年期间(2001-03年)由事故报告，在一牙科学院。

These data were compiled over a two-year period (2001-03) from accident reports at one dental school.

youdao