The leafing aluminum has a tight surface, good oxidation resistance, surface coveringproperty and high floating abilities.
漂浮型铝银浆表面紧致，抗氧化力强，具有良好的表面覆盖力和漂浮性。
2
In the first chapter, the formation of topological space theory is simply introduced, as well as some knowledge about coveringproperty and hyperspaces.
本文在第一章中简单的介绍了拓扑空间理论的形成，以及与覆盖性质、超空间相关的一些的知识。
3
The decision, if upheld, could throw into doubt the patents covering thousands of human genes and reshape the law of intellectual property.