胆管梗阻能并发胆管炎.Obstruction of the bile duct is associated with cholangitis.排除有临床证据的急性胆管炎.Patients with clinical evidence of coexisting acute cholangitis were excluded.目的了解原发性硬化性 胆管炎 研究进展.Objective To study current developmen...
The ancient aqueduct stood out against the clear sky.古代留下来的高架渠在蓝天的映衬之下十分夺目。These tiny debris - flow deposits formed on freshly excavated embankments of the California Aqueduct.这些细小的泥石流沉积是在新开凿的加利福尼亚渠的大堤上形成的.This paper rep...