Условие жесткости стержня при растяжении-сжатии имеет вид…<img src="/close/store/examRes/%7BCC8CBF0C-C344-4AA3-A656-A3EC647C2F5F%7D/5.9.4.PNG" /><img src="/close/store/examRes/%7BCC8CBF0C-C344-4AA3-A656-A3EC647C2F5F%7D/5.9.2.PNG" /><img src="/close/store/examRes/%7BCC8CBF0C-C344-4AA3-A656-A3EC647C2F5F%7D/5.9.3.PNG" /><img src="/close/store/examRes/%7BCC8CBF0C-C344-4AA3-A656-A3EC647C2F5F%7D/5.9.1.PNG" /> <img src="/close/store/examRes/%7BCC8CBF0C-C344-4AA3-A656-A3EC647C2F5F%7D/5.9.1.PNG" />, <img src="/close/store/examRes/%7BCC8CBF0C-C344-4AA3-A656-A3EC647C2F5F%7D/5.9.2.PNG" />, <img src="/close/store/examRes/%7BCC8CBF0C-C344-4AA3-A656-A3EC647C2F5F%7D/5.9.3.PNG" />, <img src="/close/store/examRes/%7BCC8CBF0C-C344-4AA3-A656-A3EC647C2F5F%7D/5.9.4.PNG" />