chelate formation的用法和樣例：
例句
- Preliminary results have beenobtained for the early stages of silicide formation on metal surfaces.
綜合應用二者對金屬硅化物形成的研究已取得初步成果。 - Pilling is the formation of small balls of fiber and other contaminants, called pills, which are held to the surface of cloth by anchoring fibers.
由纖維和其它粘染物形成的小絨球依靠纖維的聯(lián)接粘附在織物表面的現象稱(chēng)為起球現象。
