依据《安全生产法》的规定,从业人员的工伤保险费由( )缴纳。
A.从业人员
B.生产经营单位
C.生产经营单位和从业人员共同
D.安全生产监督管理部门
参考答案:B
阵发性房颤:症状明显、室率快,首选治疗是()
A.口服胺碘酮
B.静脉注射西地兰
C.同步直流电复律
D.暂不予治疗
E.奎尼丁转复
After you have thrown the liferaft and stowage container into the water,you inflate the liferaft by().
A.pulling on the painter line
B.forcing open the container which operates the CO2
C.hitting the hydrostatic release
D.using the hand pump provided