non metallic inclusion

基本解釋

Observations carried out by SEM showed that some defects existing on the wire surface and non-metallic inclusion was found on the fracture surface.
掃描電鏡觀察表明，微絲表面局部存在缺陷，而斷口觀察發(fā)現(xiàn)有非金屬夾雜物存在；
The results showed that the major cause of reducing diameter was more non-metallic inclusion in the steel than standard value, billet segregation and shrinkage void.
用掃描電鏡、大型金相顯微鏡觀察分析高碳鋼盤條的縮徑，結(jié)果表明：造成縮徑的主要原因是盤條中的非金屬夾雜物超標(biāo)、方坯偏析和縮孔。
In order to increase the quality of castings, it has important meaning to study more effective methods to remove the non-metallic inclusion from molten magnesium alloy.
隨著鎂合金工業(yè)的快速發(fā)展，對(duì)其質(zhì)量和性能的要求越來越高，因此研究出更多高效實(shí)用的去除非金屬夾雜物方法，對(duì)提高鎂合金鑄件質(zhì)量具有重要意義。