[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fgor0LmVR1RdaXGc-_n9_8MjjKdRENt5c0kYOKoSSxi0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":30,"type":31},[],"2026-05-19 23:56:04",378028997,[8,9,10],"Is work Ben","Is Ben work","Is Ben working",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},56,"62de914d97f71b2156481c9cefada1d1","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F649c2c594f8729a6bbece85ac463efee.jpg","高职英语-基础英语","work_49384673","第三次作业","--_________________today?''No, he's at home",[20,32,38,47,53,62,68,73,82,87],{"answer":21,"createTime":22,"id":23,"options":24,"question":29,"source":30,"type":31},[],"2026-01-20 13:43:16",314913183,[25,26,27,28],"布氏硬度","洛氏硬度","维氏硬度","努氏硬度","主要用于主要用于原材料检验、测定的硬度方法是____","v1",0,{"answer":33,"createTime":22,"id":34,"options":35,"question":37,"source":30,"type":31},[],314913184,[25,26,27,36],"里氏硬度","主要用于成品或较薄工件的硬度测定方法是____",{"answer":39,"createTime":22,"id":40,"options":41,"question":46,"source":30,"type":31},[],314913185,[42,43,44,45],"Φ1.588mm钢球","120°金刚石圆锥","140°金刚石圆锥","136°金刚石圆锥","洛氏硬度中的符号HRC所用的测头是____",{"answer":48,"createTime":22,"id":49,"options":50,"question":52,"source":30,"type":31},[],314913186,[42,43,44,51],"136°的正四棱锥金刚石","维氏硬度所用的测头是____",{"answer":54,"createTime":22,"id":55,"options":56,"question":61,"source":30,"type":31},[],314913187,[57,58,59,60],"HBW","HRC","HV","HR","在测量铸铁工件的硬度时,常用硬度测试方法的表示符号是____",{"answer":63,"createTime":22,"id":64,"options":65,"question":67,"source":30,"type":31},[],314913188,[25,26,27,66],"肖氏硬度","用金钢石圆锥体作为压头,并以压痕深度计算硬度值的是____",{"answer":69,"createTime":22,"id":70,"options":71,"question":72,"source":30,"type":31},[],314913189,[25,26,27,36],"钢制工件淬火后,测试硬度的适宜方法是____",{"answer":74,"createTime":22,"id":75,"options":76,"question":81,"source":30,"type":31},[],314913190,[77,78,79,80],"软硬","塑性变形","弹性变形","塑性","硬度是衡量金属材料____程度的指标,是指金属材料在静载荷作用下抵抗表面局部变形,特别是塑性变形、压痕、划痕的能力",{"answer":83,"createTime":22,"id":84,"options":85,"question":86,"source":30,"type":31},[],314913191,[25,26,27,28],"主要用于薄板材料及材料表层的硬度测定的硬度方法是____",{"answer":88,"createTime":22,"id":89,"options":90,"question":95,"source":30,"type":31},[],314913192,[91,92,93,94],"越小","越大","不一定","不变","冲击吸收能量的值越大,材料的韧性____,越可以承受较大的冲击载荷"]