Association of Human Resource » 人力资源协会 soldering of copper » 焊接铜 do you see GBP 3000 per month paid in Beijing a reasonable figure in line with the visa and regulations?
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屋顶和防水板采用焊接铜——另一种材料，像木覆面一样，它会随着时间推移形成氧化层。
The roof and flashing is of standing seam copper - another material, like the wood cladding, which will weather gaining a patina over time.
他厌恶焊接法并尽量避免使用，并认为铜铸法步骤太多抹杀了真实性。
He hated welding and shunned it. He felt bronze casts were too many steps removed from the real thing.
介绍了大型变压器绕组用扁铜导线的焊接原理及其操作工艺。
Welding principle and its operating process of flat copper wire in large transformer windings are introduced.
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