Lee removed the center strip and created a mold out of its vaguely curvy shape.He used that mold to cast an identically sized and contoured band in 285 grams of gold.
英
美
- 李先生除去中间的合金,以略弯的外型制模,再用285公克的黄金浇模铸造相同尺寸及轮廓的嵌条。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries