英[\'respɪrəbl]
美[\'respərəbəl]
Health standard for respirable silica dust in the air of workplace.
车间空气中呼吸性矽尘卫生标准.
互联网
Adequate supply of respirable air and effective forced ventilation have been provided?
有足够可供呼吸的空气和提供机械辅助通风?
互联网