When nested with sand between them, they last just long enough to let the titanium cool into beads of solid metal.
在两层花盆之间，加入沙的内衬可以让钛有足够的时间冷却成钛珠。
2
Effect of disperse of nanosized titanium oxide in water was improved by sand milling, and measured by sedimentation experiments.
通过砂磨提高纳米二氧化钛在水中分散的效果，并用沉降实验测定了分散情况。
3
The results show that the major influence factors of the cutting quality for thick titanium and its alloy plate are water pressure, sand flux rate and cutting rate.