While the mines appear to be close to each other, each exploits a separate porphyry copper deposit.

尽管看起来它们彼此靠得很近，但是每个矿却分别开采不同的含铜斑岩矿床。

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Moreover, in specific RF electric field, the compensating voltages of two kinds of ions may be close to each other and it is difficult to separate and identify them.

另外，在特定的射频电压条件下，两种物质的补偿电压可能会非常接近，为两者的分离和识别造成了困难。

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In the forest, for example, there can be a number of very different microclimates close to each other, because of all the variables I just mentioned.

比如，森林里就有大量的相邻小气候区，其环境截然不同，这是因为刚刚我所提到的各种不同的可变因素。

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With dissonant intervals they tend to be frequencies that are sounding right next to each other, very close-by frequencies.

这些不协调音程的频率,听起来彼此很相似,频率很相近

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And you need the stations to be relatively close to each other.

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When two Bluetooth devices get close to each other, they say hello to each other automatically, and then wait to be told to exchange information.

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It's always going to be close when we're playing each other.

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