defect of surface quality的用法和樣例：
例句
- Bread and cake in the course of becoming stale lose some water and this is a quality defect.
但面包和蛋糕在老化過(guò)程中損失水分則造成質(zhì)量缺陷。 - When mud in bricking-ups dries and solidifies, quality defects shall not be amended by knocking but being rebuilt.
砌體中泥漿干固時(shí)，不得用敲打的辦法修正其質(zhì)量缺陷，而應拆除重砌。
