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The outer surface is plated with oxygen-free copper, and the raw materials of the core wire are brass, bronze and miscellaneous copper. Because the raw materials of copper inside and outside are different, it is called copper clad copper. The quotation is moderate, and the quotation for miscellaneous copper is usually only half or lower than that for oxygen-free copper. The produced wire is attributed to non-standard wire, and its anti-twisting and anti-oxidation functions are better than those of copper-clad aluminum. Suitable for induction and wiring engineering with low accounting, it can lay hidden lines in the wall. However, due to the influence of raw materials, the resistance is relatively large, with a 100-meter resistance of 25-35 ohms or even more, and the signal attenuation is very large. It is not so-called all-copper. We pay attention to the distinction.张良眼中闪过一丝错愕，刘邦的提议是他的计谋，本来无伤大雅，未曾想范增的反应这样大，说话又这般不留情面。As for what kind of lineup to play the old one and the second, I will not be Amway. There are all kinds of lineup, and there are also those who have played the dragon blood millstone alone.信中，杨长贵措辞真挚，先谈父母年事已高，想回老家落叶归根，却无法办到。《武侠世界》的销量再次攀升，纵然《沧海龙帝》已经连载完了，但《侠客》的销量不但没有减少，反而略有提升。项少龙是一名房地产经纪人，和相恋多年的女友求婚之时，女友竟然嫌弃项少龙拿出的婚房面积太小，声称不购入豪宅便休想结婚，为了娶到心爱的女人，囊中羞涩的项少龙想破了脑袋却也找不到解决问题的办法。就在这个节骨眼上，一幢名为“天下无双”的豪华别墅低价开卖，凭借着敏感的职业直觉，项少龙从中发现了商机，他找来了金凤、阿黑和瓦力，四人共同分担房款，盘下了别墅，只待炒高房价便可出手大赚一笔，可是，就在此时，政府开始打压楼市，无奈之下，项少龙一行人只得先行入住，一个奇特的“临时家庭”就此组成。In fact, when the cross check is not removed, the connection accepts restrictions or has no connection, the system will present a notification prompt, and no notification prompt will appear, indicating that the connection is not restricted or has no connection.