| 单词 | acetylene welding |
| 释义 |
acetylene welding听听怎么读
[??setili:n ?weld??]
是什么意思 气焊，乙炔焊，乙炔焊接； 学习怎么用 权威例句Oxyfuel Cutting and Welding 8609-A Instructional Materials Service Texas A&M University Introduction Oxy[Students and instructor in welding class]FUNDAMENTALS OF THE PROCESSOxy-fuel_welding_and_cuttingUrticaria and Asthma from Acetylene Welding.Acetylene welding reelAcetylene welding reelResearch on environmental impact assessment of flame oxyacetylene welding processesThe Toxicology of Oxy-Acetylene Welding.The development of the oxy‐acetylene welding and cutting industry in the united states
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