通过对原串行程序进行分析与测试，确定了以曲率计算、第一次差分计算和第二次差分计算等为并行化的重点。

Through the analysis and test of original serial program system, curvature computing and first difference, second difference etc. are defined as key objects.

youdao

机械过滤器随着运行时间的延长，压差增加，需要进行反冲洗，七天反冲洗一次，每次15分钟。

With the extension of the running time, the pressure difference of the machine filter increases and needs to have backwashing. Have backwashing once every seven days and 15 minutes every time.

youdao

根据一项调查显示，女性平均每隔三十分钟照一次镜子，男性照镜子的次数也差不很多。

Women look at themselves in the mirror every 30 minutes on average, with men not far behind, according to a survey.

youdao