... 燃余残留物 residue after ignition 燃着点 point of ignition 染料渗透验法 dye penetrate test ...
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... piezoelectric ignition system 压电晶体点火 point of ignition 燃烧点 positive ignition 强制点火 ...
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ignition point of coal 煤燃点
determination of ignition point 燃点测定
ignition point of wood 木材着火点
·2,447,543篇论文数据，部分数据来源于NoteExpress
The area near an uphill incline is considered a collection point for fuel and ignition sources, and it's possible a piece of debris fell into the tinder-dry brush early Thursday and sparked the fire, Piranio said.
NPR: Cause Of California Wildfire Appears Accidental
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