吸气现象 meaning in English
phenomenon of drawing air
Examples
- If the quantity of sr is over some value ( 0 . 02 % - 0 . 04 % ) , the melt will absorb hydrogen , and result in the formation of cavities . we think the reason is that the dissociated sr destroyed the compact oxide film of the melt
Sr的加入量过多( 0 . 02 0 . 04 )后，反而出现吸气现象，导致形成孔洞缺陷，我们认为这是游离态sr破坏了al - si合金的致密氧化膜所致。