It should be realised that ovalisation of the 22mm outer diameter pipes was minimal and difficult to measure.
显然，22毫米外径管的成椭圆形是最小的且难以测
。
It should be realised that ovalisation of the 22mm outer diameter pipes was minimal and difficult to measure.
显然，22毫米外径管的成椭圆形是最小的且难以测。
：以上例句、词性分
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成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
