1. Math For Wastewater Treatment Operators, Grades 3 and 4.
پدیدآورنده : John Giorgi
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Engineering mathematics -- Formulae.,Sewage -- Purification -- Mathematics.,Sewage -- Purification -- Problems, exercises, etc.
رده :
TD745
.
J646
2009
2. Math for wastewater treatment operators grades 1 and 2
پدیدآورنده : John Giorgi.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Engineering mathematics, Formulae.,Sewage disposal plants-- Employees-- Certification.,Sewage-- Purification-- Mathematics.,Sewage-- Purification, Problems, exercises, etc.,Water-- Purification-- Mathematics.,Water-- Purification, Problems, exercises, etc.,Water treatment plants-- Employees-- Certification.
3. Math for wastewater treatment operators grades 1 and 2 :a guide to preparing for wastewater treatment operator certification exams
پدیدآورنده : Giorgi, John.
کتابخانه: Library of Razi Metallurgical Research Center (Tehran)
موضوع : Purification Mathematics ، Sewage,Problems, exercises, etc ، Sewage - Purification,Employees Certification ، Sewage disposal plants,Purification Mathematics ، Water,Problems, exercises, etc ، Water - Purification,Employees Certification ، Water treatment plants,Formulae ، Engineering mathematics
رده :
TD
745
.
G56
2009
4. Math for water treatment operators
پدیدآورنده : John Giorgi.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Engineering mathematics, Formulae.,Sewage disposal plants-- Employees-- Certification.,Sewage-- Purification-- Mathematics.,Sewage-- Purification, Problems, exercises, etc.,Water-- Purification-- Mathematics.,Water-- Purification, Problems, exercises, etc.,Water treatment plants-- Employees-- Certification.
5. Math for water treatment operators :practice problems to prepare for water treatment operator certification exams
پدیدآورنده : Giorgi, John.
کتابخانه: Library of Razi Metallurgical Research Center (Tehran)
موضوع : Purification Mathematics ، Water,Problems, exercises, etc ، Water - Purification,Employees Certification ، Water treatment plants,Purification Mathematics ، Sewage,Problems, exercises, etc ، Sewage - Purification,Employees Certification ، Sewage disposal plants,Formulae ، Engineering mathematics
رده :
TD
433
.
G56
2007
6. Wastewater operator certification study guide :
پدیدآورنده : by John Giorgi.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Sanitary engineers -- Certification -- United States -- Examinations -- Study guides.,Sewage -- Purification -- Examinations -- Study guides.,Sewage disposal plants -- Examinations -- Study guides.
رده :
TD430
.
B956
2009
7. Water Operator Certification Study Guide : A Guide to Preparing for Water Treatment and Distribution Operator Certification Exams
پدیدآورنده : / Giorgi, John
کتابخانه: Central Library, Center of Documentation and Supply of Scientific Resources (East Azarbaijan)
موضوع : WATER RESOURCES
رده :
E-BOOK
8. Water operator certification study guide :
پدیدآورنده : by John Giorgi.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Sewage disposal plants-- Employees-- Certification.,Sewage-- Purification-- Examinations, Study guides.,Water-- Distribution-- Examinations, Study guides.,Water-- Purification-- Examinations, Study guides.,Water treatment plants-- Employees-- Certification.
رده :
TD
430
.
G45
2012
