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人类发明玻璃的制作方法已经有四千年历史了,在古代,人们将玻璃叫做琉璃。早在汉代,琉璃的制作水平已相当成熟,但冶炼技术掌握在皇室贵族们的手中,一直秘不外传。由于民间很难得到,所以当时人们把琉璃看得比玉器还要珍贵。现在,如果你来到一个专业的玻璃工作室,就能看到古人想了解的场景:在快速升温到九百度的电炉中,玻璃开始是慢慢地在坩埚中熔化,然后相互黏合在一起并继续膨胀,在持续张力的作用下,它们突
Human invention of glass production methods have been four thousand years of history, in ancient times, people called the glass glass. As early as the Han Dynasty, the glass production level has been quite mature, but the smelting technology in the hands of the royal aristocracy, has been secretly omnipresent. Because people are hard to get, so at that time, people see the glass even more precious than jade. Now, if you come to a professional glass studio, you can see what the ancients would like to know: In an electric furnace that rapidly warms up to 900 degrees Celsius, the glass begins to slowly melt in the crucible and then adhere to each other Continue to expand, under the effect of sustained tension, they suddenly