常見(jiàn)例句雙語(yǔ)例句The content of lead is high in the current low-melting sealing glass.當(dāng)前使用的低熔封接玻璃中氧化鉛的含量高，對(duì)環(huán)境的污染嚴(yán)重。The phosphate is used not only as the main material of low-melting sealing glass, and also as the nucleating agent and the filler.磷酸鹽在低熔封接玻璃中既作為主要原料也是成核劑及填料。The surface treatment of the sealing metal is researched, especially the dispensation of sealing glass on the metal and the thickness of the sealing glass.對(duì)封接金屬的表面處理工藝進(jìn)行了研究，特別是封接金屬上的封接玻璃的配方及玻璃厚度進(jìn)行了研究。 返回 sealing glass