试验结果表明，采用真空蒸馏法脱除粗铋中银代替传统的加锌除银法，在技术上是可行的。
The test results show that it is technically feasible to separate silver from crude bismuth by vacuum distillation instead of traditional Parke's process of desilverization(zinc desilverization).
试验结果表明，采用真空蒸馏法脱除粗铋中银代替传统的加锌除银法，在技术上是可行的。
The test results show that it is technically feasible to separate silver from crude bismuth by vacuum distillation instead of traditional Parke's process of desilverization(zinc desilverization).
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