【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/AB4E87A7B0267FDE4A815C737A258F30.png title=17.png alt=17.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/6BA1E6B0A174D05BDA0313F256225970.png title=17-1.png alt=17-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/8CCFC91776993853864BEE8CDC8A43C9.png title=17-2.png alt=17-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/EB2AAC1109CDA8C51A37D2CA02DEA0C6.png title=17-3.png alt=17-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/1C477A77936521C5A7FFEDABA29D0871.png title=17-4.png alt=17-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/50B8AB3880EC4FD1901EE390ABF55B59.png title=2.png alt=2.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/5758B772498446FA82AC77D6D7F305E8.png title=2-1.png alt=2-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/B6454D5F78F647A4D82E69A2B2819675.png title=2-2.png alt=2-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/752DB2A405FFF9EE7DA06D85FB42F136.png title=2-3.png alt=2-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/CEF05144723A27B982B70DE56A618B07.png title=2-4.png alt=2-4.png/>
【多选题】
<img src=https://huaweicloudobs.ahjxjy.cn/EDE0EA0CBBC633BBE98BC385A8278CF8.png title=8.png alt=8.png/><img src=https://huaweicloudobs.ahjxjy.cn/2AF96E75BA426494E5C43D949D0D2565.png title=10.png alt=10.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/6AFCA3B5CC078A04C37578DFCE0A5A7D.png title=3.png alt=3.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/780F21E032F0BE9A7090C0B8293D3FA4.png title=5.png alt=5.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/5D33BA52819B545C02E419F144457B93.png title=4.png alt=4.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/A0CC9DAE2691C3D9800B788E792468A7.png title=6.png alt=6.png/><img src=https://huaweicloudobs.ahjxjy.cn/EDE0EA0CBBC633BBE98BC385A8278CF8.png title=8.png alt=8.png/>
【单选题】
图示三铰拱，链杆AB的轴力为（以拉为正）（）。<img src=https://huaweicloudobs.ahjxjy.cn/CFCB4AF94C18C6FE34B8D464F7FD15BA.png title=QQ截图20180421100350.png alt=QQ截图20180421100350.png/>
①
-P/2
②
P/2
③
P/4
④
-P/4
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/3EC916D7FD15796AB4DD1546C7914E98.png title=7.png alt=7.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/47E3243A38FD0247FB6E57E8F1FC5E5B.png title=7-1.png alt=7-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/1AC971633D5CD6FC866D1BEA1ED80AAB.png title=7-2.png alt=7-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/A99DD40D2AD3A2E7C06D4AC2F32BDB54.png title=7-3.png alt=7-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/8834CF14C56D9609241EC644C3BDA481.png title=7-4.png alt=7-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/CA977EAF174ABEA8D98572494901DEA6.png title=QQ图片20160108165530.png alt=QQ图片20160108165530.png/><img src=https://huaweicloudobs.ahjxjy.cn/9CFC6BDC5CABDBA9BC689F2757C70809.png title=QQ图片20160108165542.png alt=QQ图片20160108165542.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/8B20C4790FE0AFEE7E5AD0A25E146D33.png title=QQ图片20160108165552.png alt=QQ图片20160108165552.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/CD375EF57CF5BEC51FCB663131E76075.png title=QQ图片20160108165602.png alt=QQ图片20160108165602.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/0D6F53BC545A4B151069E02879A1AF83.png title=QQ图片20160108165611.png alt=QQ图片20160108165611.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/9B31FC6625A74D69B56755295A5BFDDB.png title=QQ图片20160108165621.png alt=QQ图片20160108165621.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/481E66179BC10D15A3F0AE28C52C1781.png title=8.png alt=8.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/9F96B938CB01F1D2C262D3B1E6F22397.png title=8-1.png alt=8-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/1DE255A051B29E765417841968F2199C.png title=8-2.png alt=8-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/49769EC87664050AF529A7A136E6DEE0.png title=8-3.png alt=8-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/2C5E642DAC4290AE54FE838AACC71974.png title=8-4.png alt=8-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/74DE83BC6A76C11612369E44E1FF6C66.png title=10-A.png alt=10-A.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/AED15E518F18F84730DDFEFC4C28FCCB.png title=10-1.png alt=10-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/373CF743FF43C2571AC8A4E956CBCFC3.png title=10-2.png alt=10-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/5DE04CC406B561E1B9FD317208DB177D.png title=10-3.png alt=10-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/323C242C55FF4A450AA9E0566D0063C7.png title=10-4.png alt=10-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/8BF388BC0A06D8746F448AEE2E342F08.png title=7.png alt=7.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/48E950B5DEF6D0A13367BB15791B91D5.png title=7-1.png alt=7-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/8264670BED4E1CE766228A04E36BD329.png title=7-2.png alt=7-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/B4531DC6EC991767F03BCC6582603344.png title=7-3.png alt=7-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/633CAEFF44DB9599FF3F53F542B8FA27.png title=7-4.png alt=7-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/01B505B5DDE00DEE2F8E10F4BC954702.png title=25.png alt=25.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/9732742929E37230E14492D10AEAB1A7.png title=25-1.png alt=25-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/A3BE0F5424F7BC739BE62B4552586CE2.png title=25-2.png alt=25-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/769E00B0771BC86E5167FE93E81BC9EC.png title=25-3.png alt=25-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/9E75D0DAD05AEA7D13F53B94C5AECC33.png title=25-4.png alt=25-4.png/>
