教育的园地必须保持清新纯洁，朴实纯重。
Education and the garden must be kept clean and pure, pure and simple weight.
对处于熔点以上的纯铝施加电脉冲，通过对铝锭的多次重熔实验，研究了其熔体结构的遗传性。
The heredity of pure aluminum melt under the action of pulse electric field was investigated by means of repetitious remelt experiment.
这把天地锁面板长64厘米，重17公斤，全由手工雕刻、纯铜锻造而成，并镶嵌着1500颗碎钻，璀璨夺目。
This grows face plate of lock of heaven and earth 64 centimeters, weigh 17 kilograms, forging by manual sculpture, pure copper completely and become, enchasing 1500 to break auger, bright is dazzling.
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