The rating curve between the flux of the pulverized coal and the tob pressure and aperture of orifice-plate flow meter is a parabolic one.是什么意思_The rating curve between the flux of the pulverized coal and the tob pressure and aperture of orifice-plate flow meter is a parabolic one.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句