Unverified88% confidenceDecision RuleTime unknown
每次点燃前应将灯芯修剪至约5mm，芯过长会导致火焰过大、黑烟增多和蜡液快速消耗，这是控制烟雾量最有效的日常操作
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Unverified每次熄灭前应将灯芯修剪至约5mm，芯过长导致火焰过大、黑烟多、蜡消耗快；修剪是控制烟雾量的关键操作而非蜡本身好坏94% similarUnverified每次点燃前将烛芯修剪至约5mm，过长烛芯是黑烟和烟灰的主要来源，修剪后火焰稳定、几乎无烟88% similarUnverified每次熄灭前用烛芯剪或工具将碳化的芯头修剪至约5mm，芯太长会导致火焰过大、冒黑烟、烧结积碳，这是控制烟雾量最关键的日常操作88% similarUnverified每次熄灭前把烛芯修剪到约5mm，火焰过高（芯太长）会产生黑烟和积碳；用盖子或压熄法灭火而非吹灭，可减少烟雾和飞溅87% similarUnverified每次熄灭后应将烛芯修剪至约5mm再点燃，过长的烛芯（>8mm）是产生黑烟和积碳的主因，也会加快蜡耗；点燃时间单次不超过3-4小时以避免容器过热87% similar
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