铁路施工钢筋进场需对其质量指标进行全面检查,其检查项目为()。
A、直径及每延米重量
B、屈服强度
C、抗拉强度
D、伸长率
E、冷弯试验
参考答案:A, B, C, D, E
防治呼吸机相关性肺炎的措施有()
A.将吸入气体加温、加湿
B.防止反流与误吸
C.应用广谱抗生素
D.加强营养支持
E.应用糖皮质激素
"Perhaps we need to send for Dr. Smith to see what we can do about it," Father suggested _____
to his neighbor who had come to discuss the problem. [ ]
A. tentatively
B. thoughtlessly
C. definitely
D. rudely