【单选题】【消耗次数：1】
<imgsrc="http://121.251.253.213/doc/a@0178FDE7FA9749BA391C5F58C6EB868A.png/download?time=636002427669563592&token=DD334D197FB1784D1AE96753F9BACA01&filename=png"data-preview_url_ueditor="doc/a@0178FDE7FA9749BA391C5F58C6EB868A.png"data-url="doc/a@0178FDE7FA9749BA391C5F58C6EB868A.png"/>
①
1/3
②
1/5
③
1/15
④
1
参考答案：
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相关题目
【单选题】
<imgsrc="http://121.251.253.213/doc/a@2207FACE01D724A41FEAE521767FA8B6.png/download?time=636002470509734837&token=8C63F7DD30B5A8F399433B76BF18E3C9&filename=png"data-url="doc/a@2207FACE01D724A41FEAE521767FA8B6.png"data-preview_url_ueditor="doc/a@2207FACE01D724A41FEAE521767FA8B6.png"/>
①
<imgsrc="http://121.251.253.213/doc/a@9B95A2D1B6CA4AF4BFDE04D7D52EB9D4.png/download?time=636002470637343061&token=7AA0C37EAC3963A00C317B025C2047D6&filename=png"data-url="doc/a@9B95A2D1B6CA4AF4BFDE04D7D52EB9D4.png"data-preview_url_ueditor="doc/a@9B95A2D1B6CA4AF4BFDE04D7D52EB9D4.png"/>
②
<imgsrc="http://121.251.253.213/doc/a@675B12C6CBE318DDF85F641AB815E173.png/download?time=636002470709103187&token=B6A2AEAE2B9D81EA03BE98F45A066427&filename=png"data-url="doc/a@675B12C6CBE318DDF85F641AB815E173.png"data-preview_url_ueditor="doc/a@675B12C6CBE318DDF85F641AB815E173.png"/>
③
<imgsrc="http://121.251.253.213/doc/a@129CE6E27A8A7965ACB2BC93ADA9B65B.png/download?time=636002470820955383&token=CD066342C24F14945A36CBDFF5AEEBAD&filename=png"data-url="doc/a@129CE6E27A8A7965ACB2BC93ADA9B65B.png"data-preview_url_ueditor="doc/a@129CE6E27A8A7965ACB2BC93ADA9B65B.png"/>
④
<imgsrc="http://121.251.253.213/doc/a@D364096144FBDE93C84597F0FF9E6763.png/download?time=636002470907223535&token=FA7071F492DEB96139B2857A5F244CBF&filename=png"data-url="doc/a@D364096144FBDE93C84597F0FF9E6763.png"data-preview_url_ueditor="doc/a@D364096144FBDE93C84597F0FF9E6763.png"/>
【单选题】
<imgsrc="http://121.251.253.213/doc/a@F4481B790DEA53F8BA784340D9E7DBD5.png/download?time=636002471591908737&token=C9861E965BE2A3F88E19FDB83A015858&filename=png"data-url="doc/a@F4481B790DEA53F8BA784340D9E7DBD5.png"data-preview_url_ueditor="doc/a@F4481B790DEA53F8BA784340D9E7DBD5.png"/>
①
<imgsrc="http://121.251.253.213/doc/a@49AD58B83D74079A52B9BC9D580A57F0.png/download?time=636002471674588883&token=5D0CC3E9D5071B5B99D33E11198168CF&filename=png"data-url="doc/a@49AD58B83D74079A52B9BC9D580A57F0.png"data-preview_url_ueditor="doc/a@49AD58B83D74079A52B9BC9D580A57F0.png"/>
②
<imgsrc="http://121.251.253.213/doc/a@7EFC8C78A5255FC23D2408BA7460C4B1.png/download?time=636002471771153052&token=C4DD6005C7D6AB83CC98365C90E96F7F&filename=png"data-url="doc/a@7EFC8C78A5255FC23D2408BA7460C4B1.png"data-preview_url_ueditor="doc/a@7EFC8C78A5255FC23D2408BA7460C4B1.png"/>
③
<imgsrc="http://121.251.253.213/doc/a@08C1F1E9561C37C7D96249E0FF936B6A.png/download?time=636002471855705201&token=48F4A7689592EAC7AC51D4A9DC7C61E9&filename=png"data-url="doc/a@08C1F1E9561C37C7D96249E0FF936B6A.png"data-preview_url_ueditor="doc/a@08C1F1E9561C37C7D96249E0FF936B6A.png"/>
④
<imgsrc="http://121.251.253.213/doc/a@33BDC224DA6CE3012ADE43A9FC77D6D6.png/download?time=636002471973797408&token=349E4644A1E20C4BDE3E18EC7BF17375&filename=png"data-url="doc/a@33BDC224DA6CE3012ADE43A9FC77D6D6.png"data-preview_url_ueditor="doc/a@33BDC224DA6CE3012ADE43A9FC77D6D6.png"/>
【单选题】
<imgsrc="http://121.251.253.213/doc/a@F7DFB53E01818944D852AA5ECC191CEC.png/download?time=636002423040255461&token=7E12063C1087B7CE79120A46C22C77A4&filename=png"data-preview_url_ueditor="doc/a@F7DFB53E01818944D852AA5ECC191CEC.png"data-url="doc/a@F7DFB53E01818944D852AA5ECC191CEC.png"/>
①
<imgsrc="http://121.251.253.213/doc/a@D21DE64C3DBA04E3EFF86EBC2F60CDEB.png/download?time=636002423445856173&token=C0943D40F3B2501A8F02FBEA0E2E2505&filename=png"data-preview_url_ueditor="doc/a@D21DE64C3DBA04E3EFF86EBC2F60CDEB.png"data-url="doc/a@D21DE64C3DBA04E3EFF86EBC2F60CDEB.png"/>
②
<imgsrc="http://121.251.253.213/doc/a@316FF33F9C0F2533BF47288DA9C8E085.png/download?time=636002423526664315&token=3BB1460E7F5D236EFB1518F30B5639C1&filename=png"data-preview_url_ueditor="doc/a@316FF33F9C0F2533BF47288DA9C8E085.png"data-url="doc/a@316FF33F9C0F2533BF47288DA9C8E085.png"/>
③
<imgsrc="http://121.251.253.213/doc/a@F6EC792366661495173DD40D102C98AD.png/download?time=636002423620108479&token=7F23A095B13B128BF438EF6731068BB5&filename=png"data-preview_url_ueditor="doc/a@F6EC792366661495173DD40D102C98AD.png"data-url="doc/a@F6EC792366661495173DD40D102C98AD.png"/>
④
<imgsrc="http://121.251.253.213/doc/a@61FCBA64D1107B85E22AF30B438DD9FD.png/download?time=636002423709652637&token=571DD66154D3E0DE24F32E569341FDCB&filename=png"data-preview_url_ueditor="doc/a@61FCBA64D1107B85E22AF30B438DD9FD.png"data-url="doc/a@61FCBA64D1107B85E22AF30B438DD9FD.png"/>
【单选题】
<imgdata-url="doc/a@CF364D682E7EDC3D6F4E30F2BB4F580C.png"data-preview_url_ueditor="doc/a@CF364D682E7EDC3D6F4E30F2BB4F580C.png"src="http://121.251.253.213/doc/a@CF364D682E7EDC3D6F4E30F2BB4F580C.png/download?time=635997629330923755&token=1279F1B02A815952B66C14C416407130&filename=png"/>
①
<imgdata-url="doc/a@FD3BE4B9A603A28900BA1CE5A4917F8F.png"data-preview_url_ueditor="doc/a@FD3BE4B9A603A28900BA1CE5A4917F8F.png"src="http://121.251.253.213/doc/a@FD3BE4B9A603A28900BA1CE5A4917F8F.png/download?time=635997629504240060&token=541E9A5C2B0C3ED87051C8D3BDF24F82&filename=png"/>
②
<imgdata-url="doc/a@7A41590BEFCFCBE74C6F7E89E7967805.png"data-preview_url_ueditor="doc/a@7A41590BEFCFCBE74C6F7E89E7967805.png"src="http://121.251.253.213/doc/a@7A41590BEFCFCBE74C6F7E89E7967805.png/download?time=635997629627012275&token=B43E29170C3B3757C96EB1A856117760&filename=png"/>
③
<imgdata-url="doc/a@99F8D6DB9EB3FB1C901B53915B0A099D.png"data-preview_url_ueditor="doc/a@99F8D6DB9EB3FB1C901B53915B0A099D.png"src="http://121.251.253.213/doc/a@99F8D6DB9EB3FB1C901B53915B0A099D.png/download?time=635997629743700480&token=080FC0D2FF79A92E265FCC56F38259B3&filename=png"/>
④
<imgdata-url="doc/a@827C3797B683CCCEE410F2ACE266DAAE.png"data-preview_url_ueditor="doc/a@827C3797B683CCCEE410F2ACE266DAAE.png"src="http://121.251.253.213/doc/a@827C3797B683CCCEE410F2ACE266DAAE.png/download?time=635997629843852656&token=89F3878D2896DF9EE9FFD429BD4960F7&filename=png"/>
【单选题】
<imgsrc="http://121.251.253.213/doc/a@D652C917A063EE2A46E590A7234DED3A.png/download?time=635998750773993466&token=DD693311A8090F3A2951624C8EB13C5F&filename=png"data-preview_url_ueditor="doc/a@D652C917A063EE2A46E590A7234DED3A.png"data-url="doc/a@D652C917A063EE2A46E590A7234DED3A.png"/>
①
<imgsrc="http://121.251.253.213/doc/a@96CD9B5B4738138BA8B2DC6B7F916769.png/download?time=636002385400665350&token=EB69AC16C52E457BF2A230500D3F68EA&filename=png"data-preview_url_ueditor="doc/a@96CD9B5B4738138BA8B2DC6B7F916769.png"data-url="doc/a@96CD9B5B4738138BA8B2DC6B7F916769.png"/>
②
<imgsrc="http://121.251.253.213/doc/a@CEF999F3B2925DCEB45011D7827CD8C0.png/download?time=636002385529677577&token=CA9CB3B351F7B4D51B8ABF3784871650&filename=png"data-preview_url_ueditor="doc/a@CEF999F3B2925DCEB45011D7827CD8C0.png"data-url="doc/a@CEF999F3B2925DCEB45011D7827CD8C0.png"/>
③
<imgsrc="http://121.251.253.213/doc/a@5E803501A864F8A7BDA87E1DF7BA3876.png/download?time=636002385695505868&token=4A18791493123A1CDCDA3CA2A4D6BBDD&filename=png"data-preview_url_ueditor="doc/a@5E803501A864F8A7BDA87E1DF7BA3876.png"data-url="doc/a@5E803501A864F8A7BDA87E1DF7BA3876.png"/>
④
<imgsrc="http://121.251.253.213/doc/a@8E2CA690FF79E1740CA8C17CA0A40E40.png/download?time=636002385869446174&token=1AE71C99AE1DDBB2BB64D36B428AAAF3&filename=png"data-preview_url_ueditor="doc/a@8E2CA690FF79E1740CA8C17CA0A40E40.png"data-url="doc/a@8E2CA690FF79E1740CA8C17CA0A40E40.png"/>
【单选题】
<imgsrc="http://121.251.253.213/doc/a@7B954E5F91FE7A2078D479B19DA8F244.png/download?time=636002401335313338&token=260538373F1F6FD4C1339FE2727B1A5C&filename=png"data-preview_url_ueditor="doc/a@7B954E5F91FE7A2078D479B19DA8F244.png"data-url="doc/a@7B954E5F91FE7A2078D479B19DA8F244.png"/>
①
3/4
②
1/3
③
1/4
④
1/2
【单选题】
<imgsrc="http://121.251.253.213/doc/a@C822C5255D1BFBC4EFF55E23D4FEA269.png/download?time=636002468341175028&token=CE6F6A3098A2546CA448994156A06B4F&filename=png"data-url="doc/a@C822C5255D1BFBC4EFF55E23D4FEA269.png"data-preview_url_ueditor="doc/a@C822C5255D1BFBC4EFF55E23D4FEA269.png"/>
①
<imgsrc="http://121.251.253.213/doc/a@DBEEBE73CFA7E73C6399957FED644156.png/download?time=636002468484851280&token=43D4A78B0932FDEAAE930017B2517CAC&filename=png"data-url="doc/a@DBEEBE73CFA7E73C6399957FED644156.png"data-preview_url_ueditor="doc/a@DBEEBE73CFA7E73C6399957FED644156.png"/>
②
<imgsrc="http://121.251.253.213/doc/a@46FC620B1AB1E78C4769EE7DEC50E108.png/download?time=636002468571743433&token=A4202C39CC5013BF42AC4A44EF5E4D77&filename=png"data-url="doc/a@46FC620B1AB1E78C4769EE7DEC50E108.png"data-preview_url_ueditor="doc/a@46FC620B1AB1E78C4769EE7DEC50E108.png"/>
③
<imgsrc="http://121.251.253.213/doc/a@6D0DDF8D51FC73666E0CAB6BFD87EC11.png/download?time=636002468660351588&token=77DA416D90A08F2FCD792C6C4373158D&filename=png"data-url="doc/a@6D0DDF8D51FC73666E0CAB6BFD87EC11.png"data-preview_url_ueditor="doc/a@6D0DDF8D51FC73666E0CAB6BFD87EC11.png"/>
④
<imgsrc="http://121.251.253.213/doc/a@B0F0D2D6CBE8FCD42A1FD6230EF28E9F.png/download?time=636002468776259792&token=DC997BA41CF7924924C2AFBC05991177&filename=png"data-url="doc/a@B0F0D2D6CBE8FCD42A1FD6230EF28E9F.png"data-preview_url_ueditor="doc/a@B0F0D2D6CBE8FCD42A1FD6230EF28E9F.png"/>
【单选题】
<imgdata-url="doc/a@6DB4CF5F9C66FD17BC71BB963B29A7B4.png"data-preview_url_ueditor="doc/a@6DB4CF5F9C66FD17BC71BB963B29A7B4.png"src="http://121.251.253.213/doc/a@6DB4CF5F9C66FD17BC71BB963B29A7B4.png/download?time=635997628381662088&token=1C6275C21B6D06966B67391CC3F19CC3&filename=png"/>
①
<imgdata-url="doc/a@F410046D7922BA32E1663874BC2B5C36.png"data-preview_url_ueditor="doc/a@F410046D7922BA32E1663874BC2B5C36.png"src="http://121.251.253.213/doc/a@F410046D7922BA32E1663874BC2B5C36.png/download?time=635997628596318465&token=777D59C04A7A8D783EA1471DFB89335B&filename=png"/>
②
<imgdata-url="doc/a@1AF2C5AB025EC26732409D751F8DD5F6.png"data-preview_url_ueditor="doc/a@1AF2C5AB025EC26732409D751F8DD5F6.png"src="http://121.251.253.213/doc/a@1AF2C5AB025EC26732409D751F8DD5F6.png/download?time=635997628730166700&token=3FB693A96149E486567C840289970469&filename=png"/>
③
<imgdata-url="doc/a@1CA14D32B72BD4002480622B3B6819F1.png"data-preview_url_ueditor="doc/a@1CA14D32B72BD4002480622B3B6819F1.png"src="http://121.251.253.213/doc/a@1CA14D32B72BD4002480622B3B6819F1.png/download?time=635997628831410878&token=E8904182AEE541F27BF648C05282E255&filename=png"/>
④
<imgdata-url="doc/a@CEF42F04E29737B84007F47A8DE4CF5D.png"data-preview_url_ueditor="doc/a@CEF42F04E29737B84007F47A8DE4CF5D.png"src="http://121.251.253.213/doc/a@CEF42F04E29737B84007F47A8DE4CF5D.png/download?time=635997628964479112&token=CF20CB3A5FB1F69385D3E2366AC1E712&filename=png"/>
【单选题】
<imgsrc="http://121.251.253.213/doc/a@62CCC9248E6C5CEC9ECB487FFBC2C519.png/download?time=636002476138068722&token=141D02AA787A7554363662D240011921&filename=png"data-url="doc/a@62CCC9248E6C5CEC9ECB487FFBC2C519.png"data-preview_url_ueditor="doc/a@62CCC9248E6C5CEC9ECB487FFBC2C519.png"/>
①
<imgsrc="http://121.251.253.213/doc/a@145B3AC53465C70D90DE0185C036A490.png/download?time=636002476212168852&token=AEBC4369C96DE92EF1B20DF70052F9C3&filename=png"data-url="doc/a@145B3AC53465C70D90DE0185C036A490.png"data-preview_url_ueditor="doc/a@145B3AC53465C70D90DE0185C036A490.png"/>
②
<imgsrc="http://121.251.253.213/doc/a@DBF4517EDFBD9FBFD42E1AEFD412897C.png/download?time=636002476292508993&token=DD1511B0D3AE73B8F5BF2C869A8F52F5&filename=png"data-url="doc/a@DBF4517EDFBD9FBFD42E1AEFD412897C.png"data-preview_url_ueditor="doc/a@DBF4517EDFBD9FBFD42E1AEFD412897C.png"/>
③
<imgsrc="http://121.251.253.213/doc/a@FD0B6F2E4606304A52FAF334BB5BC8E9.png/download?time=636002476370665131&token=D503206A410A9A758039EA014BC6A48F&filename=png"data-url="doc/a@FD0B6F2E4606304A52FAF334BB5BC8E9.png"data-preview_url_ueditor="doc/a@FD0B6F2E4606304A52FAF334BB5BC8E9.png"/>
④
<imgsrc="http://121.251.253.213/doc/a@1AAC94D22983B7C08A700950B6103C74.png/download?time=636002476446481264&token=7B31FF13B112C110C09DD7C42D18DC68&filename=png"data-url="doc/a@1AAC94D22983B7C08A700950B6103C74.png"data-preview_url_ueditor="doc/a@1AAC94D22983B7C08A700950B6103C74.png"/>
【单选题】
<imgsrc="http://121.251.253.213/doc/a@F40089C6EE85E2D136211F10253A5698.png/download?time=636002405281028268&token=97BDD00CEAA6E56F32B8E987DD49B9AA&filename=png"data-preview_url_ueditor="doc/a@F40089C6EE85E2D136211F10253A5698.png"data-url="doc/a@F40089C6EE85E2D136211F10253A5698.png"/>
①
<imgsrc="http://121.251.253.213/doc/a@E99A777F88517CA13AAE35DD30DBB71F.png/download?time=636002405398808475&token=4D7248307C9F6F80208444D59D17659B&filename=png"data-preview_url_ueditor="doc/a@E99A777F88517CA13AAE35DD30DBB71F.png"data-url="doc/a@E99A777F88517CA13AAE35DD30DBB71F.png"/>
②
<imgsrc="http://121.251.253.213/doc/a@09D42ABBE14E83AE4D55C2BDE4A9773B.png/download?time=636002405516900683&token=EDAE071674E78C3719A53AA00F69D4F1&filename=png"data-preview_url_ueditor="doc/a@09D42ABBE14E83AE4D55C2BDE4A9773B.png"data-url="doc/a@09D42ABBE14E83AE4D55C2BDE4A9773B.png"/>
③
<imgsrc="http://121.251.253.213/doc/a@1F36AE2BFAF559AF77D269C3C351F2A5.png/download?time=636002405634056888&token=78165392C86D653738CFFD74D7B01289&filename=png"data-preview_url_ueditor="doc/a@1F36AE2BFAF559AF77D269C3C351F2A5.png"data-url="doc/a@1F36AE2BFAF559AF77D269C3C351F2A5.png"/>
④
<imgsrc="http://121.251.253.213/doc/a@344592340C9884191FD3C1CA39FDAF73.png/download?time=636002405754957101&token=1CE4D33A49B8C5924089001A4BEECB53&filename=png"data-preview_url_ueditor="doc/a@344592340C9884191FD3C1CA39FDAF73.png"data-url="doc/a@344592340C9884191FD3C1CA39FDAF73.png"/>
随机题目
【单选题】
若将图示三铰钢架中AC杆上的力偶移至BC杆上，则A、B、C处的约束力（ ）。<img src="20200804/1596521756248226.png" title="1596521756248226.png" alt="图片3.png"/>
①
都不改变
②
仅C处改变
③
仅C处不变
④
都改变
【单选题】
下图所示三铰拱，拉杆AB拉力为（ ）。<img src="20200804/1596521992600762.png" title="1596521992600762.png" alt="图片4.png"/>
①
P/8
②
P/4
③
P/2
④
P
【单选题】
一横截面为正方形砖柱分上、下两段，如图所示，已知P=40KN，则荷载引起的最大工作应力为（ ）MPa。<img src="20200804/1596522990227100.png" title="1596522990227100.png" alt="图片5.png"/>
①
0.88
②
0.78
③
0.69
④
0.96