Условиe устойчивости сжaтого стeржня:<img src="/close/store/examRes/%7BECE41DDB-20C2-45FB-BAEE-E9947A8ED8FE%7D/13-3-4.JPG" /><img src="/close/store/examRes/%7BECE41DDB-20C2-45FB-BAEE-E9947A8ED8FE%7D/13-3-3.JPG" /><img src="/close/store/examRes/%7BECE41DDB-20C2-45FB-BAEE-E9947A8ED8FE%7D/13-3-2.JPG" /><img src="/close/store/examRes/%7BECE41DDB-20C2-45FB-BAEE-E9947A8ED8FE%7D/13-3-1.JPG" /> <img src="/img/7a/aec7e847c0513d17c9268304bd.jpg" />, <img src="/img/f0/79f0ff2298b848cadbec2be7a5.jpg" />, <img src="/img/81/ec8ca66a7f45bacacfffabba91.jpg" />, <img src="/img/1e/cc6d451b3bc5b0c8243adf89ed.jpg" />