They sighted each pole, reading off measurements that were then used to calculate the change in elevation over each increment.

他们瞄准了每个极点，读出测量值，然后用这些测量值来计算每个增量上的海拔变化。

youdao

The probability is hard to calculate primarily because of the possibility of what are called common-cause accidents, where the loss of off-site power and of on-site power are caused by the same thing.

这个几率很难去计算的原因主要是因为发生所谓共发生事故的可能性，也就是说造成站外及站内电源掉线的是同一个原因。

youdao

The probability is hard to calculate primarily because of the possibility of what are called common-cause accidents, where the loss of off-site power and of on-site power are caused by the same thing.

发生此类事故的概率很难估计，因为发生由于同种因素导致核电站内外同时断电的概率难以计算。

youdao

You can calculate a stream of earnings off the asset, apply an assumed discount rate and determine a present value for the assets.

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