Cuttings are distinct from cavings, rock debris that spalls as a result of wellbore instability.
岩屑与由于井壁失稳而坍塌的落石及剥落的岩石碎片截然不同。
2
The soldering qualities of radiating fin are increased by adding Mg spalls in vacuo soldering furnace.
通过跟踪试验，在真空钎焊炉内加入镁屑，解决了质量问题，提高了散热片的钎焊成品率。
3
These spalls occur in work rolls with flake graphite iron core used in highly loaded 4-hi hot mill stands and are predominantly located in the centre of the barrel.