{"version":"1.0","provider_name":"Jerzy Nawrocki","provider_url":"https:\/\/jureknawrocki.com\/en","author_name":"Jerzy Nawrocki","author_url":"https:\/\/jureknawrocki.com\/en\/author\/admin-jn242\/","title":"Mechanika p\u0119kania w praktyce cz. I - Jerzy Nawrocki","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"FvKv2cgxvg\"><a href=\"https:\/\/jureknawrocki.com\/en\/mechanika-pekania-w-praktyce-cz-i\/\">Practical Fracture Mechanics Part I<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/jureknawrocki.com\/en\/mechanika-pekania-w-praktyce-cz-i\/embed\/#?secret=FvKv2cgxvg\" width=\"600\" height=\"338\" title=\"&#8220;Mechanika p\u0119kania w praktyce cz. I&#8221; &#8212; Jerzy Nawrocki\" data-secret=\"FvKv2cgxvg\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/jureknawrocki.com\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>","thumbnail_url":"https:\/\/jureknawrocki.com\/wp-content\/uploads\/Mech-pekania-I-9.webp","thumbnail_width":760,"thumbnail_height":418,"description":"Na wst\u0119pie zaznacz\u0119, \u017ce jest to przyk\u0142ad czysto teoretyczny bo trudno sobie wyrazi\u0107 istnienie ci\u015bnienia w obiekcie cienko\u015bciennym, kt\u00f3ry ma szczelin\u0119 przez ca\u0142\u0105 grubo\u015b\u0107 \u015bcianki. Nie ma nic bardziej praktycznego ni\u017c porz\u0105dna teoria ! Przypu\u015b\u0107my, \u017ce mamy ruroci\u0105g lub cylindryczny zbiornik ci\u015bnieniowy, kt\u00f3ry posiada szczelin\u0119 nachylon\u0105, aby by\u0142o trudniej, pod pewnym k\u0105tem. Aby okre\u015bli\u0107 czy [&hellip;]"}