技术文摘 关键词:香梨,锈斑,木质素,纤维素 [gap=1206]Key words：Kuerle pear;the rust spot;lignin;cellulose
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the rust spot 锈斑
rust spot disease 锈斑病
SPOT RUST 锈点
·2,447,543篇论文数据，部分数据来源于NoteExpress
Sprinkle the powder onto the rust spot and let sit for 10 minutes before wiping away with a damp sponge.
将研碎的粉末涂在锈斑上，并且保持10分钟，然后用潮湿海绵擦净。
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Ohioans have long had a soft spot for heavy metal, which became more popular when the U.S. Rust Belt lost its manufacturing clout in the 1980s, scholars say.
WSJ: Heady Metal: Scholars Celebrate a Rock Genre's Cultural Bang
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