历史上采用的气压单位是毫巴（mb），现在采用国际上规定的压强单位“帕”，1百帕≈3/4毫米水银柱高。（）
参考答案：对
依据《电业安全工作规程》的规定，在铁道与汽车道或人行道的交叉地点应设有“小心火车”的标识牌。
Directions: The question below is followed by six choices numbered 260-265. If a choice is correct, mark A in the space provided. If a choice is not correct, mark B. Blacken one circle on your answer sheet for each number. The nurse is teaching an adolescent with inflammatory bowel disease about treatment with corticosteroids. Which adverse effects are concerns for this client
Adrenal suppression.
