【判断题】车控室听到工作人员汇报站台门无法开启,需立即通过综合监控了解现场情况,并通过对讲机远程指导。
【单选题】给破伤风患者换药后的换药碗和镊子选用煮沸灭菌法灭菌,应煮沸
【单选题】What is the estimated number of adults killed by secondhand smoke each year in the United States?
【单选题】How has the condition of secondhand smoke exposure improved in China?
A.
One death is caused by tobacco every 30 seconds in China.
B.
Public support for smoke-free environmental policies has decreased.
C.
The rate of secondhand smoke exposure among non-smokers has decreased.
D.
The smoking rate of Chinese people aged 15 and above has increased.
【单选题】给破伤风患者换药后的换药碗和镊子选用煮沸灭菌法灭菌,应煮沸