常見(jiàn)例句雙語(yǔ)例句This is ideal optical instrument for micro observation in metallographic structure and surface morphology. It is suitable for research in metallography, mineralogy, precision engineering, etc.適用於金相組織及表麪形態(tài)的顯微觀察，是金屬學(xué)、鑛物學(xué)、精密工程學(xué)研究的理想儀器。 返回 optical mineralogy