alloy layer

基本解释

The mathematical models of influences of various process factors on cast-penetrated alloy layer were created.
建立了各工艺因素对铸渗合金层影响的数学模型。
The morphology of the tin coating and Sn-Fe alloy layer is observed under SEM, and the ATC value of the alloy layer is measured.
采用扫描电镜（SEM ）观察了锡层以及软熔后镀锡板合金层的形貌，测试了镀锡板合金层的ATC值。
It is characterized by that it is formed from 5 layers of plastic pipe, adhesive layer, steel pipe, alloy layer and hole-sealing film in turn fron inside to outside.
其特征在于该合金钢塑复合管由5层组成，从里到外依次是塑料管、粘结剂层、钢圆管、合金层、封孔膜。
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