[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fY-CIPJt5foaVklNw5HVfFmzjobEInCD8YlrT4JbVWoI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2025-06-03 18:42:33",193516385,[8,9,10,11],"蔓延速度慢","逐渐向上爬升","防火困难","蔓延路径不规则,也称为"火弧"",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},500,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","exam_159436210","2326","一场火焰随山势跳跃,表现为",[21,26,36,45,55,64,74,83,92,102],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":28,"id":29,"options":30,"question":35,"source":24,"type":25},[],"2025-06-03 18:42:34",193516395,[31,32,33,34],"树根腐烂","惟一的火灾点","林火蔓延","树木大面积死亡","在枯死树木附近点火,有可能引起",{"answer":37,"createTime":28,"id":38,"options":39,"question":44,"source":24,"type":25},[],193516399,[40,41,42,43],"森林火灾面积和强度都远超往年","延长植物的生命周期","森林植被更健康","旱情减轻","全球气候变暖,某林区遭遇罕见的持续高温干旱,易导致",{"answer":46,"createTime":47,"id":48,"options":49,"question":54,"source":24,"type":25},[],"2025-06-03 18:42:35",193516407,[50,51,52,53],"中","低","高或极高","不确定","旱情严重,植被含水量极低,火灾危险等级应评估为",{"answer":56,"createTime":47,"id":57,"options":58,"question":63,"source":24,"type":25},[],193516412,[59,60,61,62],"生态系统总是向稳定状态发展","倒木不利于生态恢复","火灾创造新的生态位","生物多样性降低","火灾过后森林里的倒木为一些昆虫和小型哺乳动物提供了新的栖息地,说明",{"answer":65,"createTime":66,"id":67,"options":68,"question":73,"source":24,"type":25},[],"2025-06-03 18:42:36",193516416,[69,70,71,72],"难以燃烧","火焰高大,蔓延快","只产生浓烟,不产生火焰","火焰低矮,蔓延慢","地表堆积大量枯枝落叶的针叶林发生林火时,通常表现为",{"answer":75,"createTime":66,"id":76,"options":77,"question":82,"source":24,"type":25},[],193516420,[78,79,80,81],"刻意在火线前挖沟阻断","放弃扑救","集中队伍原地待命","利用反火法创造安全隔离带","大风火势快速蔓延,最有效的扑火策略是",{"answer":84,"createTime":66,"id":85,"options":86,"question":91,"source":24,"type":25},[],193516423,[87,88,89,90],"湿地的恢复能力和对生物的吸引力","气候因素","迁徙鸟类随意性","湿地的脆弱性","火灾后湿地恢复迅速,吸引迁徙鸟类,体现了",{"answer":93,"createTime":94,"id":95,"options":96,"question":101,"source":24,"type":25},[],"2025-06-03 18:42:37",193516426,[97,98,99,100],"藤火","底火","树冠火(冠火)","地表火","在火灾初期,火焰主要集中在树冠层,说明火焰属于( )",{"answer":103,"createTime":94,"id":104,"options":105,"question":110,"source":24,"type":25},[],193516427,[106,107,108,109],"生物多样性增加","经济损失","森林生态系统恢复","对生态没有影响","发生在幼林地的火灾,损害新种植的树苗,说明火灾可能导致"]