In the field operation, can cause annealed wire diameter necked, surface scratch, red copper wire, copper wire color, copper wire oxidation and so on some phenomenon.
在现场操作中，会造成退火后线径变细、表面划伤、铜线发红、铜线变色、铜线氧化等一些现象。
While drinking water is the most obvious source of copper in our diet, because of copper pipes, the substance is also quite common in red meat, nuts, shellfish, and many fruits and vegetables.
在我们的饮食中由于饮用水多使用铜管，因而成为最显见的铜源，铜在红肉、贝类、坚果以及许多水果、蔬菜中普遍存在。
A look that is to look at the color, red copper is copper, metallic luster is rose red, the surface oxide film formed after the purple, it is commonly referred to as copper.
一看即看色泽，紫铜是铜单质，具有玫瑰红色的金属光泽，表面形成氧化膜后呈紫色，故一般称为紫铜。
Benedict 's solution is an alkaline solution of copper (ii) sulfate, which is reduced to insoluble copper (I) oxide by reducing sugars, giving a red precipitate.
本尼迪克特溶液是硫酸铜(二价)的堿性溶液，它可以通过还原糖被还原为不溶性的铜(一价)的氧化物，产生红色的沉淀物。
The smelting and casting performances of horizontal continuous cast red copper are discussed, and the effects of continuous casting process procedures on the quality of red copper billet analyzed.
探讨水平连铸拉铸紫铜熔炼、铸造的工艺特点，分析拉铸工艺参数对铸坯质量的影响。
Then it explores in treating crude copper and red impure copper material individually by the process, obtains the practice experience.
并利用该工艺进行了单独处理粗铜、紫杂铜原料的探索，获得了实践经验。
Results Great deal of copper ion was dissociated, and agglutination of red blood cells(RBC) in blood could be observed in vitro after the current applied by copper needles.
结果铜针通电后有大量铜离子解离及红细胞聚集，在一定电压和通电时间作用下血管内形成稳定的血栓。
Red copper, atmosphere and sea water corrosion and excellent electric conductivity. Welding of red copper such as electrical copper row.
紫铜，耐大气，海水腐蚀，导电性好。紫铜焊接用，如导电铜排。
Red copper, atmosphere and sea water corrosion and excellent electric conductivity. Welding of red copper such as electrical copper row.
紫铜，耐大气，海水腐蚀，导电性好。紫铜焊接用，如导电铜排。
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