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	<id>https://stem.terms.wiki/wiktionary/index.php?action=history&amp;feed=atom&amp;title=Zero_level_%28ENGINEERING_ACOUSTICS%29</id>
	<title>Zero level (ENGINEERING ACOUSTICS) - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://stem.terms.wiki/wiktionary/index.php?action=history&amp;feed=atom&amp;title=Zero_level_%28ENGINEERING_ACOUSTICS%29"/>
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	<updated>2026-10-28T23:57:47Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://stem.terms.wiki/wiktionary/index.php?title=Zero_level_(ENGINEERING_ACOUSTICS)&amp;diff=513&amp;oldid=prev</id>
		<title>Admin: Importing term: zero level_(ENGINEERING ACOUSTICS) (domain: ENGINEERING ACOUSTICS )</title>
		<link rel="alternate" type="text/html" href="https://stem.terms.wiki/wiktionary/index.php?title=Zero_level_(ENGINEERING_ACOUSTICS)&amp;diff=513&amp;oldid=prev"/>
		<updated>2025-08-07T22:06:37Z</updated>

		<summary type="html">&lt;p&gt;Importing term: zero level_(ENGINEERING ACOUSTICS) (domain: ENGINEERING ACOUSTICS )&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Term&lt;br /&gt;
|english_term=zero level&lt;br /&gt;
|domain=ENGINEERING ACOUSTICS &lt;br /&gt;
|arabic_term=مستوى صفري&lt;br /&gt;
|french_term=&lt;br /&gt;
|german_term=&lt;br /&gt;
|arabic_explanation=المستوى الإسنادي المستخدم في مقارنة الشدة الصوتية أو شدة الإشارات. تستخدم عادة في أشغال الترددات السمعية قدرة مقدارها 0.006 واط كمستوى إسنادي، أما بالنسبة للصوت، فتستخدم عتبة السمع عادة كمستوى إسنادي صفري.&lt;br /&gt;
|english_explanation=Reference level used for comparing sound or signal intensities; in audio-frequency work,a power of 0.006 watt is generally used as zero level; in sound,the threshold of hearing is generally assumed as the zero level.&lt;br /&gt;
|main_image=&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Admin</name></author>
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