This paper analyses that grinding of sample influence testing result of main element in copper alloy from three respect, emery cloth, grinding method, surface condition of sample.
本文从砂带，研磨方法，试样表面状况三个方面，分析了试样研磨对铜合金主要元素测试结果的影响。
In some fuses, the fusible element is made of silver, but usually IT is tin, copper, aluminum, or some alloy.
在某些熔断器中，可熔断元件用银制成，但通常为锡、铜、铝或某些合金。
It is used to adjust content of manganese and copper element in different brand aluminium alloys as substitute of intermediate alloy, which can reduce melting temperature.
调整不同牌号铝合金中锰、铜元素的含量，用来代替中间合金，可降低熔炼温度。
Brass is a kind of copper alloy which USES zinc as the main alloying element.
黄铜是以锌为主要合金元素的铜合金。
Copper is the principal alloying element of aluminium alloy. Accurate and quick determination of its content is very important for research and production of aluminum alloy.
铜是铝合金中的主要合金元素，准确、快速测定其含量对科研与生产具有重要意义。
Copper is the principal alloying element of aluminium alloy. Accurate and quick determination of its content is very important for research and production of aluminum alloy.
铜是铝合金中的主要合金元素，准确、快速测定其含量对科研与生产具有重要意义。
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