ovality的用法和樣例：
例句
用作名詞 (n.)
- One of the important indexs is ovality.
其中橢圓度就是一個(gè)十分重要的指標。 - Relevant operation practice has proven that with the optimalized sizing process parameters,steel tubes sized by the said mill possess decreased ovality and higher O.D.accuracy.
生產(chǎn)實(shí)踐表明，采用優(yōu)化后的定徑工藝參數，鋼管的橢圓度減小，外徑精度提高。
