下列措施中,属于降低焊接应力设计措施的是 ( )
参考答案
参考解析
【单选题】
Which of the following activities is often used to develop students´ speaking accuracy?
Identifying and correcting oral mistakes.
Acting out the dialogue in the text.
Having discussions in groups.
Describing people in pair.
【A2型选择题】
男,46岁。1d前突发高热、寒战,体温最高39.5℃,既往胆囊结石6年。查体:T39.0℃,P105次/分,R21次/分,BP120/85mmHg,神志清楚,腹平软,Murphy征阴性,肝区叩击痛阳性。B超示肝右叶可见6cm×5cm低回声区,边界不清,胆囊内多发强回声光团,胆总管无扩张。该患者最合适的治疗方式为( )。
ERCP引流
经皮肝穿刺引流
开腹胆囊切除
胆囊造瘘
单纯抗生素保守治疗