The other is to make the water level of the bronze wheels to improve, guaranteed that the work period there is no air.
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2. 三角结构的外层导电铜轮分内外两沟，铜线经内沟引入，完成退火。
Triangular structure of the outer conductive copper wheel points inside and outside two groove, the copper wire inside groove introduced, complete annealing.
During the eclipse, the best viewing in North America found the coppery lunar disc high in a cold winter sky, the Moon reddened by light filtering into the Earth's dark central shadow or umbra.
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4. 解决了采用连续挤压技术生产铜扁线中挤压轮、腔体和模具等技术关键问题。
Rectangular copper wire is produced by continuous extrusion machine, while the key technology about extrusion wheel, die chamber and die have been studied.
Lunlang lead-zinc deposit located in central Lhasa-Linzhou-Mozhugongka Pb-Zn metallogenic region, belong to north part of Brahmaputra giant copper polymetallic metallogenic belt.
Lunlang lead-zinc deposit located in central Lhasa-Linzhou-Mozhugongka Pb-Zn metallogenic region, belong to north part of Brahmaputra giant copper polymetallic metallogenic belt.
