A "progressive updating" method of large scale displacement measurement is proposed to avoid the defect of low correlation coefficient caused by large scale displacement.
同时还提出一种“逐步更新”的测量方法，它克服了由于大的位移而导致相关系数偏低的缺点。
2
The essay narrates briefly the traditional definition and the unreasonableness of process capability index, and the source is that the definition of shift coefficient has defect.
本文简述工序能力指数的传统定义及其不合理性，其根源是偏移系数的定义有缺陷。
3
In the conventional vacuum insulation board, a fatal defect is that the place for holding a getter has the highest heat conduction coefficient.