half-bordered pits 半缘纹孔对
half bordered pits 半具缘纹孔
·2,447,543篇论文数据，部分数据来源于NoteExpress
Low pit aspiration ratio and cracks of some bordered pits are the main reasons for increasing liquid impregnation after radio-frequency vacuum drying treatment.
具缘纹孔的闭塞率较低以及部分具缘纹孔周缘破裂是高频真空干燥后木材浸注性提高的主要原因。
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