In allusion to the problems of vacuum diffusion welded jet bits, a technique for manufacturing horizontally projected jet bits by means of vacuum diffusion welding was put forward.
针对水平射流钻头钎焊工艺存在的问题，提出用真空扩散焊接代替钎焊制造水平射流钻头的新工艺。
In allusion to the problems of vacuum diffusion welded jet bits, a technique for manufacturing horizontally projected jet bits by means of vacuum diffusion welding was put forward.
针对水平射流钻头钎焊工艺存在的问题，提出用真空扩散焊接代替钎焊制造水平射流钻头的新工艺。
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