Manufactured glass is made by fusing various types of sand.
人造玻璃是通过熔合不同种类的沙子制造出来的。
《柯林斯英汉双解大词典》
2
The sealing technique of FED is introduced in this papers, which include the selection, mixing and painting of low fusing point glass, the process of heating and pre-process of the flat glass.