Parts of Speech for Lumen-hour
lu·men-hour
L l Gramatical Hierarchy
Grammatically "Lumen-hour" is a noun. But also it is used as a .
All about lumen-hour Download all about lumen-hour in pdfGrammatically "Lumen-hour" is a noun. But also it is used as a .
All about lumen-hour Download all about lumen-hour in pdf