The selenium source is mixture system comprising selenide and reductant or metal selenium powder.

所述硒源为含硒化合物与还原剂组成的体系，或者为金属硒粉。

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The selenium source is mixture system comprising selenide and reductant or metal selenium powder.

所述硒源为含硒化合物与还原剂组成的体系，或者为金属硒粉。

youdao