在铝合金制的冷排和调温器内的活性金属是负极或者阳极。

The active metal in the aluminum alloy thermostat housing and radiator are the negative electrodes or anodes.

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考察了活性金属组分、摩尔比、分子筛组分等因素对催化剂性能的影响。

The influence of active metal component, its molar ratio and molecular sieve component was investigated.

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比如，他在讨论，I，族金属，注意到它们都是质地较软的活性金属，这些被归到一类。

So, for example, if he was talking about the group one metals, he noticed these were all very soft reactive metals, those were grouped together.

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- So, for example, if he was talking about the group one metals, he noticed these were all very soft reactive metals, those were grouped together.

比如，他在讨论，I，族金属，注意到它们都是质地较软的活性金属，这些被归到一类。

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