铅为柔软略带灰白色的重金属。职业接触常见于铅矿的开采、烧结和精炼,含铅金属和合金的熔炼,蓄电池制造,印刷业铸字和浇板,电缆包铅,自来水管道、食品罐头及电工仪表元件焊接,拆修旧船、桥梁、建筑物时的焊割作业等。多经呼 Lead is a soft slightly grayish white metal. Occupational exposure is common in the mining, sintering and refining of lead mines, smelting of lead-containing metals and alloys, battery manufacturing, casting and casting of printed matters, cable wrapping, water pipes, food cans and electrical instrumentation components, welding and repair of used vessels , Bridges, buildings, such as welding operations. More by call