位于稻田、湖塘地段的路堤,其基地表层处理措施有()
A.换填
B.加筋
C.晾晒
D.熔烧
E.外掺无机结合料
参考答案:A, B, C, E
It is reported that a bus went out of ________ control on a highway ________ south of the city last night.[ ]
A. /; /
B. /; the
C. the; /
D. the; the
确诊是否系左心功能不全引起的呼吸困难,最可靠的依据是
A.心电图有无异常B.超声心动图示左室扩大C.胸片示肺纹理粗乱D.超声心动图或核素心血池检查示左室射血分数<50%E.心脏有杂音