coolant oil मीनिंग इन हिंदी

उदाहरण वाक्य

1. I have trained up on manufacture of metal parts which requires water cooling and the water is continuously recycled on each machine meaning that only a few litres per day are used although a several dozen litres worth may flow over the tools each day, water never flows out only gets poured in to the resevoir mixed with coolant oil.