Regular method used to evaluate the result of cathodic protection at pipeline specific parts often caused deviation and left some hidden troubles to safety operation.

在管道特殊部位，采用常规方法评估阴极保护效果往往产生偏差，给安全运行留下隐患。

youdao

The expansion of the downward main wave scope and the left axis deviation proved to have the same cause.

引起主波向下范围扩大与导致电轴左偏的病因基本相同。

youdao

At the lower belt upward direction is the deviation of the roller group should move to the left, move right upper supporting roller group.

皮带向上方向跑偏则托辊组的下位处应当向左移动，托辊组的上位处向右移动。

youdao

You want to, for any given expected return, you want to minimize the standard deviation, so it's the left-most line and that means that everyone will be holding the same portfolio.

你希望，在期望收益固定的情况下，你肯定希望将标准差最小化，而这条线是最左边的线,这就意味着所有人,都愿意持有这样的投资组合。

耶鲁公开课 - 金融市场课程节选