Metal Polish - Mix several crushed onion slices with some water. Apply the solution to a dull metal object using a piece of cloth.
擦亮金属——将一些压碎的洋葱片和水混合，用块布蘸取溶液，擦拭暗淡的金属物品。
By using manual arc welding to repair the big kiln circle, the welding process of ZG310-570 super thick cast steel piece was a success, with good running effect observed for more than 5 years.
通过对大窑轮圈采用手工电弧焊的方法进行修复，成功地解决了ZG310- 570铸钢特大厚件的焊接工艺，经过5年多的运行观察，使用效果良好。
The astigmatic cavities bounded by crossed cylindrical mirrors with a piece of medium is studied by using matrix optics method.
本文用矩阵光学的方法研究了内含介质的正交柱面一柱面镜象散腔。
We demonstrate a multi-wavelength erbium-doped fiber laser (EDFL) using erbium gain and four-wave mixing (FWM) effect in a piece of erbium-doped fiber (EDF) with high erbium ion concentration.
我们首次描述了在高浓度的掺铒光纤中采用铒增益与四波混频效应获得多波长掺铒光纤激光器。
The invention relates to a method for using impulse YAG solid laser to on site repair large work piece. Wherein, it comprise that cleaning needed part, repairing with YAG laser fusion, and machining;
本发明提供了一种利用脉冲YAG固体激光现场修复大型工件的方法，包括修复部位的清理、YAG激光熔覆修复、机加复形三个工艺过程。
The invention relates to a method for using impulse YAG solid laser to on site repair large work piece. Wherein, it comprise that cleaning needed part, repairing with YAG laser fusion, and machining;
本发明提供了一种利用脉冲YAG固体激光现场修复大型工件的方法，包括修复部位的清理、YAG激光熔覆修复、机加复形三个工艺过程。
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