这些波廷铜锌锡合金硬币的重量各不相同。

These potin coins are in varied weights.

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这两种元素只能生存不到一秒钟，然后就变成了常见的邻元素，比如碳、金、锡和锌。

The elements last for less than a second and join such familiar neighbors as carbon, gold, tin and zinc.

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中国是世界许多原材料的生产大国，其中包括镉、金、铟，铁矿、石灰、铅，锰、汞、钼、磷、盐、锡、钨、钒和锌。

It is the world's top producer of cadmium, gold, indium, iron ore, lime, lead, manganese, mercury, molybdenum, phosphate, salt, tin, tungsten, vanadium and zinc.

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