[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ftKfHD2ynk4Ov_dl9QOwtjN67nrPy0bfHRTBnVg3sCzE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":29,"type":30},[],"2025-12-14 01:15:29",263527434,[8,9,10],"0.3T熔","0.4T熔","T0.8熔",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},76,"823073c51ee5789a29740d9b07444b79","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c1e48361b00f3ee2086f4e259ed792b.jpg","工程材料与成形技术基础","work_48937562","压力加工","金属的再结晶温度根据经验值可以定为( )",[20,31,38,41,50,57,64,73,82,91],{"answer":21,"createTime":5,"id":22,"options":23,"question":28,"source":29,"type":30},[],263527432,[24,25,26,27],"回复","再结晶退火","去应力退火","均匀化退火","能够消除冷加工过程中产生的加工硬化的热处理方式方式是( )","v1",0,{"answer":32,"createTime":5,"id":33,"options":34,"question":37,"source":29,"type":30},[],263527433,[24,35,36],"再结晶","晶粒长大","冷变形后的金属进行加热,原子慢慢回到平衡位置,晶内残余应力大大减小,这一阶段为( )",{"answer":39,"createTime":5,"id":6,"options":40,"question":18,"source":29,"type":30},[],[8,9,10],{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":29,"type":30},[],263527435,[45,46,47,48],"墩粗","拔长","倒棱","错移","下列不属于自由锻的基本工序的是( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":56,"source":29,"type":30},[],263527436,[54,55],"锻锤","液压机","在自由锻设备中,若为大型锻件的锻造,应选择( )",{"answer":58,"createTime":5,"id":59,"options":60,"question":63,"source":29,"type":30},[],263527437,[48,61,47,62],"扭转","弯曲","将坯料的一部分相对另一部分绕其轴线旋转一定角度的锻造工序为( )",{"answer":65,"createTime":5,"id":66,"options":67,"question":72,"source":29,"type":30},[],263527438,[68,69,70,71],"弯曲模膛","滚压模膛","拔长模膛","墩粗模膛","模锻制坯模膛中,在坯料长度基本不变的前提下,用来减小某部分的横截面积以增大另一部分的横截面积的模膛为( )",{"answer":74,"createTime":5,"id":75,"options":76,"question":81,"source":29,"type":30},[],263527439,[77,78,79,80],"机械加工余量","余块","锻造公差","工艺废料","为了简化零件的形状和结构,便于锻造而增加的一部分金属,称为( )",{"answer":83,"createTime":5,"id":84,"options":85,"question":90,"source":29,"type":30},[],263527440,[86,87,88,89],"板料的厚度","冲裁件的尺寸精度","材料的种类","冲压设备","下列哪个因素与冲裁间隙的选择无关?( )",{"answer":92,"createTime":5,"id":93,"options":94,"question":97,"source":29,"type":30},[],263527441,[95,96],"凸模","凹模","对于落料工序,应先计算( )的尺寸"]