词汇“松枝印痕”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	松枝印痕
释义	松枝印痕松枝印痕[sōng zhī yìn hén]1.■pine-tree marking （带材表面缺陷）
随便看	screwball screw base fuse screw base lamp screw belt fastener screw bevel gear screw blade screw blank screw block screw bolt screw box screw cap screw-cap tightener screw chasing machine screw clip screw coal conveyer screw coal unloader screw compressor screw connector screw conveyer screw-conveyor drier screw conveyor flight screw-conveyor type centrifugal screw correction screw coupling screw coupling box

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