唯一的识别的记号就是陶瓷制造者的标记，一只嵌入盘底的兔子。
The only identification mark is the ceramic maker's logo, a rabbit, embedded on the bottom of the plate.
多孔板是用陶瓷制造的，或者是流化要求气压最低的聚乙烯结构。
Porous plates are ceramic or polyethylene in construction which requires minimum air pressure for fluidization.
由于陶瓷制造生产工艺的特殊性，传统的产品成本核算方法难以奏效。
The methods of traditional cost calculation are not useful, due to the particularity of manufacturing technology in ceramic industry.
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