[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f2VZtKVR_0QCpyDAp-N5BK7CWo4waLkQjWfkGXrGSljw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2023-12-28 22:44:52",123525501,[8,9,10,11],"56&deg;","16&deg;","50&deg;","24&deg;",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},436,"92ba54c91f73a7c065d5f17dfaaab31a","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fefb3d2d688b6265025c55d52cc474a88.png","船舶主推进动力装置","work_31940551","第一章12345节(437道)","如下图所示,可知排气延迟角为____CA〔曲轴转角). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F018230aab45b3d047bfa87140b2b8604.png\">",[21,33,43,52,62,71,74,84,94,104],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-01-06 23:39:52",123525469,[26,27,28,29],"排气阀提前开启角太大","排气阀提前开启角太小","进气阀提前开启角太小","进气阀提前开启角太大","在四冲程柴油机中,发生缸内废气倒灌进气管的原因是____","v1",0,{"answer":34,"createTime":35,"id":36,"options":37,"question":42,"source":31,"type":32},[],"2024-01-06 23:40:05",123525473,[38,39,40,41],"梳形","p-V转角","手拉","p-V","为了判断柴油机各缸间的负荷均匀性,应测取____示功图",{"answer":44,"createTime":5,"id":45,"options":46,"question":51,"source":31,"type":32},[],123525478,[47,48,49,50],"略高于大气压力","四冲程机低于大气压力,二冲程机高于大气压力","与大气压力相等","略低于大气压力","柴油机在排气过程中,气缸内的压力____",{"answer":53,"createTime":54,"id":55,"options":56,"question":61,"source":31,"type":32},[],"2024-01-06 23:40:10",123525486,[57,58,59,60],"多脉冲增压","脉冲增压","脉冲转换增压","定压增压","柴油机在中、低增压时,主要采用____",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":31,"type":32},[],123525494,[66,67,68,69],"进气持续角","进气延时角","进气定时角","进气提前角","柴油机的进气阀开启瞬时,其曲柄位置与上止点之间夹角称为____",{"answer":72,"createTime":5,"id":6,"options":73,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":75,"createTime":76,"id":77,"options":78,"question":83,"source":31,"type":32},[],"2024-01-06 23:39:59",123525510,[79,80,81,82],"供油定时","起动定时","喷油定时","配气定时","喷油器启、闭时刻称为____",{"answer":85,"createTime":86,"id":87,"options":88,"question":93,"source":31,"type":32},[],"2024-01-06 23:39:57",123525513,[89,90,91,92],"仅为单点着火","固定部位单点着火","固定部位多点着火","不同部位多点着火","根据柴油机理论分析并经实验证实,在燃烧室内的着火点的特点是____",{"answer":95,"createTime":96,"id":97,"options":98,"question":103,"source":31,"type":32},[],"2024-01-06 23:39:54",123525520,[99,100,101,102],"缩短喷射延迟阶段","缩短尾喷阶段","缩短喷射持续期","缩短主要喷射阶段","现代柴油机改进喷射过程的目标之一是____",{"answer":105,"createTime":106,"id":107,"options":108,"question":113,"source":31,"type":32},[],"2024-01-06 23:39:55",123525523,[109,110,111,112],"涡轮效率低","对排气管要求很高","涡轮机转速不稳定","低负荷性能差","定压涡轮增压的主要缺点是____"]