Two holes are near the outline, it will cause copper exposed and hole broken, we suggest copper exposed and hole broken is permitable.
两个孔到外形很近，这将引起露铜和破孔，建议允许露铜与破孔。
This article describes the process of producing oxygen-free copper and control of its technical parameters. Solutions are given out for problems exposed in the process of prodution.
本文介绍了无氧铜生产工艺，探讨了其技术条件控制，对生产中暴露出来的问题提出了解决办法。
There are some copper, zinc in muscle and bone. The degree of accumulation increase by the growth of exposed time.
积累程度随暴露时间的增加而增加，一定时间后可达到动态平衡，随后会有少量铜、锌转移或排出。
Copper may be hidden under layers of paint, the only exposed metal oxidized.
比如铜的表面可能被一层层油画颜料覆盖，而唯一暴露的金属部分则被氧化。
Traditionally, any exposed copper was plated with solder by hot air solder levelling (HASL).
传统上，任何接触焊铜镀锡热空气即(HASL)。
Some cooks love the natural mellow patina that develops when copper is exposed to heat and air.
当铜锅暴露在热和空气中，有些烹饪可能会产生铜绿。
The work is done by placing the craft in fluid of gold, charged with electric current, the exposed parts of the copper wire and the metal fringes on the product will be smoothly and evenly gilded.
将产品挂入金液槽中通上电进行镀金，使铜部及细丝采用传统的鎏金工艺镀金；
The work is done by placing the craft in fluid of gold, charged with electric current, the exposed parts of the copper wire and the metal fringes on the product will be smoothly and evenly gilded.
将产品挂入金液槽中通上电进行镀金，使铜部及细丝采用传统的鎏金工艺镀金；
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