【填空题】【消耗次数：1】
<img src="http://huaweicloudobs.ahjxjy.cn/669be0bb2bad3be3c13ea236177c2043.png"/>[填空1]
参考答案：
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相关题目
【单选题】
<img src=http://huaweicloudobs.ahjxjy.cn/7c0a876012d26ea6780866bb2f474500.png/>
①
必要条件
②
充分条件
③
充要条件
④
不是充分条件也不是必要条件
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/274A6C6863199FD26ECEA98BB314D0A2.png title=3-A.png alt=3-A.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/0309F1EC4D1443D2C2C957447F235354.png title=3-1.png alt=3-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/4D1D8A3901DC589BD56EB3BD96CB6770.png title=3-2.png alt=3-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/299EE07F37B34AE9276AA78606AC927E.png title=3-3.png alt=3-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/BC9E2CF34F765BFFE6DA9B27E5B25851.png title=3-4.png alt=3-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/3AE311886215CB1E39A331C140A7176F.png title=13-C.png alt=13-C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/43C2BDE325B05C7EA8780F3E956277D8.png title=13-1.png alt=13-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/F0843830065BAB3E860C9FFBCD138A6A.png title=13-2.png alt=13-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/40DFF33E4C79D3B11838102AB10EDFDD.png title=13-3.png alt=13-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/1FD154F1F8179FD7D6A57AB7C194E4F3.png title=13-4.png alt=13-4.png/>
【简答题】
<img src="http://huaweicloudobs.ahjxjy.cn/748dab3fffb217755042f0d1c3e43680.png"/>
【简答题】
1-3试计算图2-34中力F对O点之矩。<img src="http://huaweicloudobs.ahjxjy.cn/0732551e3787c436faed5870e0c28c34.png"/><img src="http://huaweicloudobs.ahjxjy.cn/f37b2aa29a0fea1a6c9097f13d9642df.png"/><img src="http://huaweicloudobs.ahjxjy.cn/de37d0a94ca819361211766753eb76ee.png"/><img src="http://huaweicloudobs.ahjxjy.cn/940a81d0ed8f0ebd3b224353d322ec78.png"/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/BB7CE4EEAA4A9EA21152F7C878305A68.png title=3.png alt=3.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/B80B3D0764D4989D595E3D7504E0A013.png title=3-1.png alt=3-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/6B86570FFBE3DE39A3683FA4E6B18BB5.png title=3-2.png alt=3-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/421C403DD7FF08F3E1F63676AAE79055.png title=3-3.png alt=3-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/C8BD424FB57F954C2B575443D85D34E6.png title=3-4.png alt=3-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/0EFD2D062C1DA88B2F31B8C4A9CC6C31.png title=3.png alt=3.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/07CDBA02B64FBC5BC81FC14AE89DF625.png title=3-1.png alt=3-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/86082B73F7D07D2C830738DD21117951.png title=3-2.png alt=3-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/7B9C8FD8868288389D04B3CB64BC0F54.png title=3-3.png alt=3-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/71BA3C8646846C26F4B5A4B0A91ED7EF.png title=3-4.png alt=3-4.png/>
【多选题】
<img src=https://huaweicloudobs.ahjxjy.cn/EED3B837B4764C1CCF0E2C6CE7F70904.png title=17.png alt=17.png/><img src=https://huaweicloudobs.ahjxjy.cn/24E0907ED0230C3FE1B001D96DCA0640.png title=3.png alt=3.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/40D7EEA00B7328C356EA48E7A3FAB0DA.png title=21.png alt=21.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/CC7C91517A87C3B43D3CE3AEC8F9933E.png title=18.png alt=18.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/47E28456705DD008C90AB7B271A1CD99.png title=20.png alt=20.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/04BE897DBF46143673826DF9BAC51021.png title=19.png alt=19.png/>
【简答题】
<img src="https://huaweicloudobs.ahjxjy.cn/44F3C3F9B13C1CE1CBBBF99B94969A43.png" title="3.png" alt="3.png"/>=[填空1]
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/AA1C86440870AAC990F0FE78138524C3.png title=5-C.png alt=5-C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/223820739223927EA5887A33A7414090.png title=5-1.png alt=5-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/C325217AE74EF5393957BD851CA3B579.png title=5-2.png alt=5-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/C7D7EF8FC23CB42E78DD6F2B76494E2C.png title=5-3.png alt=5-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/7D4C95AFF97ECEFA3A959720C579D41E.png title=5-4.png alt=5-4.png/>
随机题目
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/7520783087D86D12E9E8FA18DA6DADA7.png title=6-D.png alt=6-D.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/0B74D13F839928B41221B096FDB94BFC.png title=6-1.png alt=6-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/D5A06A5691BA7929A006D72F17959890.png title=6-2.png alt=6-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/6CB5CC7DD45CE56E99BF730C8F1659D9.png title=6-3.png alt=6-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/50ACD2997F47D098852511B11397FA22.png title=6-4.png alt=6-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/C48A15C6618831607BD469B12BCEE91A.png title=7-C.png alt=7-C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/6F76928C0E0630FC6E31BA2DB6B07C76.png title=7-1.png alt=7-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/C4B9906B196B8E8783E8F827E5F7A83F.png title=7-2.png alt=7-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/AED6B47C4DB381E72700D2CDC0DBEFB9.png title=7-3.png alt=7-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/D01D86281777D7850685A8B9AB70D03A.png title=7-4.png alt=7-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/4B3600BB5FD0AD5D2EB8C573527D9A32.png title=6-B.png alt=6-B.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/AE03091619D784EDE7F94A3C1DA28DBE.png title=6-1.png alt=6-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/6ED7F76F61836AE0BD81BC60A9707B38.png title=6-2.png alt=6-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/D4A87732CAF4A8F87A628A41EDA50857.png title=6-3.png alt=6-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/347903D01D95593B7FF57C431055D6F2.png title=6-4.png alt=6-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/315BA29BF7259A19AD33ADB00CFEDCD4.png title=5-A.png alt=5-A.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/F647C58BD66AFE38AE3C169F608AC787.png title=5-1.png alt=5-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/B08BD7B9786C1F7FB8B2947AC01B2F39.png title=5-2.png alt=5-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/76A62426BF377F3154D4A6B2BD07D4B8.png title=5-3.png alt=5-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/17FAA06073A1FD6493FC7AE7DEFF3340.png title=5-4.png alt=5-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/C940BEBE3AC98B21C880F5A69DAA4F3D.png title=8-B.png alt=8-B.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/EB6CD6706AFE68F2B53AB695F5472519.png title=8-1.png alt=8-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/B76E23806B3514757BAD6FF2BA70E670.png title=8-2.png alt=8-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/171427CFE9165E66BF31FB650F17B58A.png title=8-3.png alt=8-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/7DA5B6A6E8AC6EE5CFEBF9548FFC4654.png title=8-4.png alt=8-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/2D53F55DACF06A60C862B48858440066.png title=8-A.png alt=8-A.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/31C00598F54A0C784F833052211BB199.png title=8-1.png alt=8-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/2EDF8D9431D96047E2BC0362D5A5A84E.png title=8-2.png alt=8-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/FE66D00AB9CB414FDBDF8535EB9A3A49.png title=8-3.png alt=8-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/2D8632C839479E0C12F1DD6B191F3C86.png title=8-4.png alt=8-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/229044B3E211BFCA40559EE3009D2FE8.png title=8-C.png alt=8-C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/F52737888D4DCC219ED578EDE0B393A1.png title=8-1.png alt=8-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/7FFD355F65275A7D224AD90F387C73C1.png title=8-2.png alt=8-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/9B2F1DF81CE271ED18C49A4145EEB621.png title=8-3.png alt=8-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/D4F3ED68231DA3238CBC9C6935D41998.png title=8-4.png alt=8-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/D10F3867F009C12A86EBD777CEC078D4.png title=15-C.png alt=15-C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/4176636211EB8A044CF21B7AB56291AB.png title=15-1.png alt=15-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/B261A185F9598EA9E60653C64E74BD8A.png title=15-2.png alt=15-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/630884F0C5857EE5E21C0E16FD073D0F.png title=15-3.png alt=15-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/295270C3F6D8A5A45C40C103E82F09BD.png title=15-4.png alt=15-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/55A1A32FFABD0CC8BD9BD4B1A2A4C9D7.png title=5-B.png alt=5-B.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/281975D60E5BE897F8588FB560DA7573.png title=5-1.png alt=5-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/299F19C28786C4A18DD9E6FFD25A2D38.png title=5-2.png alt=5-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/C5853148742917FB478F24C6ECA4D026.png title=5-3.png alt=5-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/E1DEFB50C7468D95336C9BC0870E7A1C.png title=5-4.png alt=5-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/B72BA21D8BF010A61D11D86BC34BF104.png title=15-B.png alt=15-B.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/32BDAA352DFE2FE58DD95C5DD5017EC7.png title=15-1.png alt=15-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/EED81AAE1136879D8787E1BBF1F82712.png title=15-2.png alt=15-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/E9F4752FA0E4B7EE892D83843857013A.png title=15-3.png alt=15-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/2B4AED3D5BFB11189CA3CEF278AE6F80.png title=15-4.png alt=15-4.png/>