اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
Author: Babcock & Wilcox Company
Title: Steam, Its Generation and Use
Language: English
LoC Class: TJ: Technology: Mechanical engineering and machinery
Subject: Steam-boilers, Water-tube
Release Date: Sep 18, 2007
Copyright Status: Public domain in the USA.
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