In the using process, no enough stiffness of vacuum crystallizer led to failure, so it lost the original shape and had a great influence on the normal control of production.

真空结晶器属于外压容器，在使用过程中，经常因刚度不足而导致失效，使容器失去了原来的形状，从而影响生产的正常进行。

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The silver-rich lead came from the continuous crystallizer is then subjected to vacuum distillation, yielding silver bullion of over 80% Ag.

连续结晶器得到的富银铅采用真空蒸馏获得含银>80%的粗银。

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