In this project we have carried out a research on the buried arc automatic welding process for large welded gears with hard tooth surface.
对大型硬齿面焊接齿轮的埋弧自动焊工艺进行了探索和实施。
The flywheel can be assembled by a welding, hard soldering, soft soldering, binding or interfering method.
可以通过焊接、硬钎焊、软钎焊、粘结或干涉方法装配成飞轮。
The stator lead wire of QD115 starter and the lug can be welded without flux filled, which avoids the phenomenon of strands of thin wires getting hard after welding.
解决了QD 115定子引出线与接线片和电器产品电源线与接线片不加填充焊料的焊接问题，避免了多股细铜线焊后变硬的现象。
I personally think the grinding between the 2 passes was just as hard as the welding.
我个人认为，磨削之间的2个合格，只是努力的焊接。
The technology of developing quality and strong pick is found by researching the hard metal alloy, pick-body material, weld gap, technique of braze welding and heat treatment.
通过对硬质合金、截齿体材质、焊缝间隙、钎焊及热处理工艺的研究，寻找出了研制优质强力截齿的技术途径。
If the set collar end hardness is lower than HRC40, should first on the end surface again a built-up welding hard alloy, after the polish repackaging.
如果固定环端面硬度低于HRC40，则应先在端面上重新堆焊一层硬质合金，经磨光后再装配。
The sealed surface is made of hard alloy of cobalt by overlaying welding. Through thermal treatment, the hardness of disc in improved.
密封面用钴基硬质合金堆焊而成，阀瓣经热处理，提高了硬度。
The sealed surface is made of hard alloy of cobalt by overlaying welding. Through thermal treatment, the hardness of disc is improved.
密封面用钴基硬质合金堆焊而成，阀瓣经热处理，提高了硬度。
I must say the material will have a future. The cost and very hard welding characteristics will be the biggest challenge.
我不得不说，这是中前途远大的材料，昂贵的价格和不易焊接的特性是最大的问题。
Numerical simulation has been a main research method in resistance spot welding since the forming process of nugget is hard to observe.
而由于点焊熔核形成过程的不可见性，计算机模拟技术已经成为研究电阻点焊的主要方法。
Numerical simulation has been a main research method in resistance spot welding since the forming process of nugget is hard to observe.
而由于点焊熔核形成过程的不可见性，计算机模拟技术已经成为研究电阻点焊的主要方法。
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