级配碎石施工时,应避免()。
参考答案:纵向接缝
. Mary joined the local drama club but didn’t seem to __________, so she left.
A.fit in
B.adapt to
C.agree on
D.settle in
患者,男性,26岁。排柏油便2天。既往无胃病史及肝病史,近期无服药史。查体:血压70/40mmHg,心率120/min,腹平软,无压痛,肝脾未及
为明确诊断,首选的检查方法是
A.胃镜
B.X线钡剂检查
C.腹部CT
D.手术探查
E.胃泌素功能检查