铅及其化合物可使用于电池油漆陶瓷铅锡焊接及汽油的添加剂上。

Lead and its compounds may be found in products such as batteries, lead - based paints, lead - containing ceramics, lead solder and leaded petrol.

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的确，锡已经取代了在焊接时会产生大量有害物质的铅的王者之位。 由于锡毒性较弱，它已在许多焊接过程中取代了铅。

Tin has replaced lead, which is more toxic, in a lot of soldering.

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此单元组还包括操作预先组合好的生产焊接，钎焊和锡焊设备的机器操作员。

This unit group also includes machine operators who operate previously set up production welding, brazing and soldering equipment.

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