[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f-vjSOYnePtxo-xFet593pGr-2kzrPFhHGI2t2oGsiJs":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-10-15 17:14:41",100016325,[8,9,10,11],"G","H","F","Z",{"courseId":13,"courseImg":14,"courseName":15},"a4f5e56a390eebef22d5540f241c1637","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd67c2966a84f4e82ff878c653073cc3a.png","互换性与技术测量（22年更新版）","在下列基本偏差代号中,基本偏差为上极限偏差的代号是( )",[18,29,38,41,50,60,65,74,82,91],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],100016323,[22,23,24,25],"间隙","过盈","过渡","混合","在确定配合的松紧程度时,对于( )配合,应考虑负荷的大小、特性、所用材料的许用应力、装配条件、装配变形等","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],100016324,[33,34,35,36],"0","34","8","21","已知φ20IT7=21μm,φ20IT6=13μm,则φ20H7\u002Fh6的最大间隙为( )μm",{"answer":39,"createTime":5,"id":6,"options":40,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":27,"type":28},[],100016326,[45,46,47,48],"基本偏差","实际偏差","上极限偏差","下极限偏差","有一设计尺寸为φ50±0.012mm的轴,加工后测得其实际尺寸为50.000mm,则该轴的( )为零",{"answer":51,"createTime":52,"id":53,"options":54,"question":59,"source":27,"type":28},[],"2023-10-15 17:14:42",100016327,[55,56,57,58],"H7\u002Fg6","H7\u002Fk6","H8\u002Ff7","H7\u002Fu6","下列配合代号中,属于过盈配合的是( )",{"answer":61,"createTime":52,"id":62,"options":63,"question":64,"source":27,"type":28},[],100016328,[22,23,24,25],"在机械设备中,当两机件之间要求精确定位时往往采用定位销,定位销与孔的配合采用( )配合",{"answer":66,"createTime":52,"id":67,"options":68,"question":73,"source":27,"type":28},[],100016329,[69,70,71,72],"极限尺寸","公差带","公差","偏差","配合是指公称尺寸相同的、互相结合的孔和轴的( )之间的关系",{"answer":75,"createTime":52,"id":76,"options":77,"question":81,"source":27,"type":28},[],100016331,[78,79,33,80],"62","124","-124","已知φ50IT9=62μm,则φ50H9\u002Ff9的配合公差为( )μm",{"answer":83,"createTime":52,"id":84,"options":85,"question":90,"source":27,"type":28},[],100016333,[86,87,88,89],"CD","EF","W","ZA","下列代号中,不属于基本偏差代号的是( )",{"answer":92,"createTime":52,"id":93,"options":94,"question":99,"source":27,"type":28},[],100016335,[95,96,97,98],"0.033","0.011","0.022","0.044","已知某孔的公称尺寸为φ30mm,最大极限尺寸为φ30.033mm,最小极限尺寸为φ30.011mm,则该孔的公差为( )mm"]