空心器皿;凹型器皿
On the basis of traditional tunnel dryer s, incorporating the advanced technical advantageous of chamber dryers, the author studied and designed single layer large cross-section tunnel dryer for the production of varions types of improved quality hollow ware with different re-souses of raw materials.
在传统隧道干燥室的基础上,吸收室式干燥室的技术优点,研究设计能提高复杂原料及多种规格空心制品质量的单层大断面隧道干燥室。
Cups, bowls and pots are typical hollow ware.
杯子、碗和壶都是典型的凹形器皿。
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