铝氧化物 meaning in English
aluminum oxide
Examples
- In the 2lth century , there is more opportunities for the alumina oxide fibers , but the process of continuous high performance alumina oxide fiber is still a great challenge
对含铝氧化物陶瓷纤维的发展前景和发展方向进行了较为深刻的探讨。 - The development of alumina oxide ceramic fibers was discussed and the challenges for the high performance ceramic fibers was pointed out
摘要本文针对目前国内外高性能陶瓷纤维的发展现状，对含铝氧化物陶瓷纤维的发展概况及遇到的困难作了较为详细的回顾和概括。 - The gemstones in the corundum group consist of pure aluminium oxide which crystallised into wonderful gemstones a long time ago as a result of pressure and heat at a great depth
蓝宝石的矿物名称为刚玉，其纯铝氧化物，是在久远以前被地层底下的压力和热度结晶化，转换为美丽灿烂的宝石。纯刚玉是无色的。 - 9 grinding and cleaning of alloy steels , stainless steels and nonferrous metals shall be done only with tools that will not leave detrimental deposits on the base metal ; aluminum oxide or silicon carbide grinding wheels and austenitic stainless steel wire brushes shall be used
合金钢、不锈钢和非铁金属的研磨、清理所用工具不能在母材金属表面上留下有害残留物，可为铝氧化物或金砂钢磨轮、奥氏体不锈钢丝刷。 - Composed of micro diamonds , aluminum oxide , and silicon carbide , the isotopic distribution of these grains bore the telltale marks of their birth : ancient supernovas and red giant stars , that shone brightly and then flickered out , billions of years ago , before the birth of the solar system
由微金刚石、铝氧化物、碳化硅组成的这些微粒的同位素分布透露出它们的诞生：那些数十亿年前，在太阳系尚未诞生时，曾经闪耀并最终熄灭的古老超新星和红巨星。