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