... pitch ray 髓射线 pitch spot 树脂斑 pitch trouble 树脂障碍 ...
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树脂斑纹 Pitch streaks
树脂斑点试验 resin spot test
·2,447,543篇论文数据，部分数据来源于NoteExpress
以树脂为基体的复合材料在微孔加工中会产生严重污斑现象。
The compound material of resin matrix may produce serious smirch phenomenon during the minute hole drilling.
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