Last Updated
：2025/12/05
blue stain
Noun
countable
uncountable
Japanese Meaning
カビ（ミルデュー）感染により、木の辺材（サップウッド）が青または灰色に変色する現象 / 樹脂質の部分における青または灰色の着色状態（主に森林木材で見られる）
Sense（1）
（ plural ）
Quizzes for review
(forestry) A blue or grey discolouration in sapwood caused by mildew infection.
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blue stain
The mill rejected the batch after discovering a blue stain in the sapwood of several boards.
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The mill rejected the batch after discovering a blue stain in the sapwood of several boards.
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English - English
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