高炉工艺钢结构安装完毕后,应采用气压法对管道和工艺设备进行()试验和()试验。
参考答案:强度;严密性
The parents of a neonate with a cleft lip are shocked when they see their child for the first time. In order to help the parents accept their infant’s anomaly, which of the following should be included in the neonate’s plan of care()
A. Reassuring them that surgery will correct the defect.
B. Encouraging the parents to visit more frequently.
C. Showing them pictures of babies before and after corrective surgery.
D. Allowing them to complete their grieving process before seeing the infant again.
下图中甲、乙两地的纬度相同,据此回答b处气温比同纬度平原地区低的主要原因是()
①到达b处的太阳辐射少
②b处的地面辐射弱
③b处大气吸收的地面辐射少
④b处大气的保温效应差
A.①②
B.③④
C.①④
D.②④