“硬柱石”的拼音为：yìng zhù shí...

海上运费, 每1000平方英尺绝缘板约28美元, 标准硬质纤维板为10美元.Ocean freight is approximately $ 28.00 for the insulate board, and $ 10.00 for the standard hardboard, per 1,000 square feet.介绍了硬质陶器低温烧成的研究及其结果.Introduced the research and results of...

“硬变”的拼音为：yìng biàn...