1. A separate inlet with a ceramic frit is used to aerate the perfusate.
   用玻璃料制成的一个独立进口暴露在灌流液中。
2. Heavy metal free glass enamels for toughening and heat strengthening. Borosilicate frit with added metaloxide pigments. All standard colors are intermixable.
   无铅油墨适合于钢化,热硬化,组成成分为玻璃粉添加金属氧化物色粉混合而成,所有的颜色均可混合.
3. This paper introduced substitutes for lead,leadless frits and leadless glaze formulation design and making techniques,and then expatiated on firing of leadless glazes,plumbeous recontamination,etc.
   介绍了铅的替代物、无铅熔块及釉料的配方设计和加工制造工艺,对无铅熔块釉的釉烧、铅的再污染等问题进行了阐述。
4. The component and property of phosphide-zircon opacifying frits used in sanitaryware porcelain were studied.The main points of its process were introduced and its opacifying mechanism was discussed.
   研究了卫生瓷用磷锆复合乳浊熔块的组成及性能,介绍了它的工艺制备要点并探讨了它的复合乳浊机理。

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