Methods X-ray barium meal series and fibergastroscopy were used to detect the disease.

方法：采用X线钡餐造影及纤维胃镜等检查手段等。

youdao

Methods X-ray barium meal series and fibergastroscopy were used to detect the disease.

方法：采用X线钡餐造影及纤维胃镜等检查手段等。

youdao