[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f8FqM7QzJR6k2AtE1BMaIJ8QlLjgrVwnuqC5ea3sSnOQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-09-17 07:30:18",216856506,[8,9,10,11],"晶闸管的控制角也称为导通角","晶闸管的控制角等于导通角加30度","从SCR承受正向阳极电压起到施加触发脉冲止的电角度称为触发延迟角,也称触发角或控制角","晶闸管在一个电源周期中处于通态的电角度称为控制角",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},24,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_45267158","第三章测试","关于控制角,表述正确的是( )",[21,33,42,50,59,68,77,86,95,98],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-09-13 09:38:44",216400587,[26,27,28,29],"管理费用","财务费用","销售费用","其他业务成本","采用支付手续费方式委托代销商品时,委托方应将支付的手续费记入( )科目","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],216400588,[37,38,39,40],"210","120","300","180","某公司本年度委托乙商店代销一批零配件,代销价款300万元(不含增值税).本年度收到乙商店交来的代销清单,代销清单列明已销售代销零配件的70%,甲公司收到代销清单时向乙商店开具增值税发票.乙商店按代销价款的5%收取手续费.该批零配件的实际成本为180万元.则某公司本年度因此项业务应确认的销售收入为( )万元",{"answer":43,"createTime":23,"id":44,"options":45,"question":48,"source":31,"type":49},[],216400589,[46,47],"正确","错误","根据视同买断方式的特点,一般可以认为委托方在向受托方交付代销商品时,商品的控制权已经转移给了受托方",3,{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":31,"type":32},[],216856501,[54,55,56,57],"电压最低,电压最高","电压最高,电压最低","电压最低,电压最低","电压最高,电压最高","三相相控整流带电阻负载工作时,共阴极组中处于通态的是______的相电压,共阳极组中处于通态的是______的相电压",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":31,"type":32},[],216856502,[63,64,65,66],"电阻性负载的三相桥式全控整流电路只有在a&lt;90&deg; 时无输出电流","电阻性负载的三相桥式全控整流电路只有在a&lt;30&deg; 且电阻较小时,输出电流都处于连续状态","电阻性负载的三相桥式全控整流电路只有在a&lt;60&deg; 时输出电流都处于连续状态","电阻性负载的三相桥式全控整流电路输出电流都处于连续状态","三相桥式全控整流电路输出电流波形,表述正确的是( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":31,"type":32},[],216856503,[72,73,74,75],"三相桥式全控整流电路每个时刻仅需1个晶闸管导通","三相桥式全控整流电路每个时刻均需2个晶闸管同时导通,共阴极组的和共阳极组的各1个,且不能为同一相的晶闸管","三相桥式全控整流电路每个时刻均需2个晶闸管同时导通,共阴极组的2个或共阳极组的2个导通","三相桥式全控整流电路每个时刻仅需2个晶闸管导通","三相桥式全控整流电路导通晶闸管数量(不考虑漏感),下面表述正确的是( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":31,"type":32},[],216856504,[81,82,83,84],"单相全波整流电路只用2个晶闸管;但是,当负载相同时,通过晶闸管的最大电流是单相全控桥整流电路的2倍","单相全波与单相全控桥整流电路中,各晶闸管承受的最大电压相等","单相全波与单相全控桥整流电路中,各晶闸管承受的电压波形相同","单相全波整流电路只用2个晶闸管;但是晶闸管承受的最大电压是单相全控桥的2倍","关于单相全波整流电路,表述正确的是( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":31,"type":32},[],216856505,[90,91,92,93],"变压器漏感对整流电路的影响之一是使整流电路的工作状态增多","变压器漏感既不影响整流电路输出电压平均值,也不影响整流电路的工作状态","变压器漏感对整流电路输出电压平均值有影响,但不影响整流电路的工作状态","变压器漏感既不影响整流电路输出电压平均值,但它影响了整流电路的工作状态","关于变压器漏感影响工作状态,如下表述正确的是( )",{"answer":96,"createTime":5,"id":6,"options":97,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":31,"type":32},[],216856507,[102,103,104,105],"U2","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7ae610921c8924bac3312ac7fd345bd5.webp\">U2","2\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7ae610921c8924bac3312ac7fd345bd5.webp\">U2","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb58635cb808373d981af17bfe9859a90.webp\">U2","三相半波可控整流电路中,晶闸管可能承受的反向峰值电压为( )"]