Adding lead makes the alloy easier to cast because the melting point is reduced and the fluidity is increased.

添加铅使那种合金易于铸造，但合金的熔点有所降低。

youdao

Adding lead makes the alloy easier to cast because the melting point is reduced and the fluidity is increased.

添加铅使那种合金易于铸造，但合金的熔点有所降低。

youdao