aluminum powder

常见例句

To draw lines, the Etch A Sketch's stylus scrapes aluminum powder from the underside of a glass screen.
在绘制线条的时候，需要用蚀刻素描笔刮去玻璃屏幕底部的铝粉。
The effects of aluminum powder in sensitization of explosive are analyzed in detail and the experimental results are given.
详细地分析了铝粉的敏化作用原理，并给出了实验结果；
But a new mixture of nano-aluminum powder and frozen water could make rocket launches more environmentally friendly, and even allow spacecraft to refuel at distant locations such as the moon or Mars.
但是，一种融合了纳米铝粉和冰的新型燃料将使火箭发射更加环保，甚至允许宇宙飞船在遥远的地点如月球或者火星上添加燃料。

Inside the plastic case is a non-toxic aluminum powder, mixed in with some plastic beads to keep the powder flow smooth and consistent.
FORBES: How Does An Etch A Sketch Work, Anyway?
Unfortunately, the bottom feels like it's made of plastic, though Samsung tells us it's made of a powder coated aluminum.
ENGADGET: Samsung Series 9 (NP900X3A) laptop review