Haggon traded a dozen strings of amber and a sled piled high with pelts for six skins of wine, a block of salt, and a copper kettle.

哈根用一打穿起来的琥珀以及一雪橇堆得高高的皮毛换回了六瓶酒、一包盐和一个铜水壶。

youdao

Large size copper wires produced by continuous annealing AC bull block using disk type take up sometimes show unstable performance.

连续退火(交流)大拉机使用盘式收线生产时，大规格铜线有时性能不稳定。

youdao

Said invention can be used for making slide block, turbine, drum, carrier roller and anti-thrust pad, etc. instead of copper and other non-ferrous metal.

本发明的高分子含油轴承材料，还可取代铜及其他有色金属，用于制作滑块、涡轮、辊筒、托辊和止推垫片等。

youdao