1) SOLDERING AND SILVER BRAZING
低温焊接与银钎焊
2) soldering
[英]['sɔldə] [美]['sɑdɚ]
低温钎焊
1.
The low temperature bonding between 95%Al2O3 ceramics and 45 steel was realized through first electroless Ni-P plating on Al2O3ceramic blocks and then soldering them to steel blocks with a low melting point filler metal of 63Sn-34Pb-2Ag-1Bi alloy.
采用化学镀Ni-P膜法金属化Al2O3陶瓷,并用63Sn-34Pb-2Ag-1Bi钎料膏实现了95%Al2O3陶瓷与45钢之间的低温钎焊。
2.
Process of electroless copper plating on Al_2O_3 ceramics and its soldering at low temperature;
进行了镀铜后Al2O3陶瓷低温钎焊工艺试验,研究了不同化学镀工艺条件对接头组织及力学的影响。
3) low temperature welding
低温焊接
4) laser microsoldering
激光低温钎焊
1.
In this paper, a numerical simulation of thermal process on the SMT laser microsoldering joint has been developed, in which, the influence on thermal process of the factors such as the thermal conductivity, variation of solder with temperature, light reflection coefficient of the lead wire surface, and heat exchange on the surface of SMT materials have all been considered.
本文在实验与分析的基础上,建立了表面组装激光低温钎焊接合部温度场数值计算模型,考虑了钎料的热物理性质变化、激光的实际能量分布和在钎焊材料表面的反射损失以及表面散热对热过程的影响,试验验证了该模型的正确性。
5) Low-temperature aluminum solder
低温铝钎焊料
6) Low-temperature vessels brazed
低温容器，钎焊
补充资料：低温
低温
hypothermia
低温状态下脑组织对缺氧的耐受性明显增加。体温低于37℃时，每减低1℃，脑组织代谢率减少6.7%，颅内压减低5.5%，在人工呼吸、心脏按压的同时或稍后应给予降温处理，可采用正规冬眠疗法使体温降至肛温35℃左右，目前尤为重视头部局部降温，戴冰帽，头温降至32℃左右，重症要降温3～5天。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条