View flipping ebook version of โครงงานเครื่องสูบน้ำประหยัดพลังงาน published by กศน. ตําบลบ่อสวก on 2021-09-13. Interested in flipbooks about โครงงานเครื่องสูบน้ำประหยัดพลังงาน? Check more flip ebooks related to โครงงาน ...
The objectives of this research were to design, test the efficiency, and perform an economic cost benefit analysis of a solar powered rice milling machine for the community''s rice mill in Krok Phra District of Nakhon Sawan Province. The research method was conducted to examine the problems of rice milling process, design the rice milling machine with the structure made of …