1.0شرکت وستویhttps://vestuy.com/enمدیر سایتhttps://vestuy.com/en/blog/author/rozaboy/rich600338<blockquote class="wp-embedded-content" data-secret="leLRJmmrFy"><a href="https://vestuy.com/en/products/blow-down/">Blow Down</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://vestuy.com/en/products/blow-down/embed/#?secret=leLRJmmrFy" width="600" height="338" title="“Blow Down” — شرکت وستوی" data-secret="leLRJmmrFy" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); </script> BLOW DOWN INAPPROPRIATE OPERATION AND LOW EFFICIENCY OF STEAM BOILERS IS CAUSED BY THE SUSPENDED SOLIDS IN THE WATER OF STEAM BOILERS AND DENSITY OF THESE SUBSTANCES. THESE PARTICLES REMAINS DUE TO THE DENSITY OF DISSOLVED SOLID SUBSTANCES AND INCOMING PARTICLES TO STEAM BOILER BY WATER WHEN THE STEAM IS PRODUCED. AND IN THE PROCESS […]http://vestuy.com/en/wp-content/uploads/sites/3/2024/07/bluedan.jpg