-
向焊料槽中添加纯锡可以对合金进行控制。
Adding pure tin to the pot will control the alloy.
youdao
-
结果表明，石墨炉原子吸收光谱法测定纯钨粉中痕量砷和锡，方法可靠，简单快速。
The results show that it is simple and quick to determine trace As a...
youdao
-
结果表明，石墨炉原子吸收光谱法测定纯钨粉中痕量砷和锡，方法可靠，简单快速。
The results show that it is simple and quick to determine trace As a...
youdao