- 覆層缺陷
- defect: vi. 叛變；逃走。 He defected to th ...
- coating: n. 1.被覆，表皮，涂層；包覆物；(食品上的)面衣，糖 ...
- coating defect: 涂布缺陷; 涂料缺陷
- coating film defect: 涂膜病狀
- defect: n. 1.缺陷，缺點(diǎn)，弱點(diǎn)；短處。 2.不足，缺乏。 have some defect in eyesight 目力不佳。 have the defects of one's qualities 美中不足之處。 in defect of 若無…時(shí)；因無。 vi. 叛變；逃走。 He defected to the West. 他叛逃到西方。
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