[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fTEjsatX6v75HE93jtP9SUWGElaGyV1uU-h8axgAnNQs":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-12-30 22:29:08",295834761,[8,9,10,11],"效率高","燃烧较完全","功率小","通常使用煤油作为主要燃料",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},6,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","5c13491f955e4ad89861f4ff07b23563","4.2节随堂作业","关于活塞式发动机以下说法错误的是______",[21,33,38,47,57,62],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2023-05-10 19:05:25",4394501,[26,27,28,29],"几次","几十次","几百次","上千次","活塞式发动机气缸内点火燃烧次数一般为每秒______","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":19,"source":31,"type":32},[],4394502,[37,9,10,8],"耗油率高",{"answer":39,"createTime":40,"id":41,"options":42,"question":45,"source":31,"type":46},[],"2023-05-10 19:06:31",4399062,[43,44],"正确","错误","活塞发动机用的燃料为航空煤油",3,{"answer":48,"createTime":49,"id":50,"options":51,"question":56,"source":31,"type":32},[],"2023-06-23 23:21:52",79349836,[52,53,54,55],"进气行程","排气行程","压缩行程","膨胀行程","在活塞式发动机的工作过程中,内能转化为机械能发生在______",{"answer":58,"createTime":59,"id":60,"options":61,"question":19,"source":31,"type":32},[],"2025-12-25 00:57:48",284874994,[37,9,10,11],{"answer":63,"createTime":5,"id":6,"options":64,"question":19,"source":31,"type":32},[],[8,9,10,11]]