The hot dipping alumetizing technology for 20G seamless steel tube was studied.
对20G无缝钢管
渗
工
了研究和试验。
The hot dipping alumetizing technology for 20G seamless steel tube was studied.
对20G无缝钢管渗工了研究和试验。
Abstract: The hot dipping alumetizing technology for 20G seamless steel tube was studied.
对20G无缝钢管渗工了研究和试验。
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