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單詞乎

portland cement

音標['pɔ:tlənd]
portland cement是什么意思、portland cement怎么讀

portland cement漢語翻譯

【化】 硅酸鹽水泥

portland cement英語解釋

名詞 portland cement:

  1. a cement that hardens under water; made by heating limestone and clay in a kiln and pulverizing the result
    同義詞：hydraulic cement

portland cement例句

  1. Able to set and harden under water, as Portland cement.
    在水中變硬的能在水下定型并變硬的，如波特蘭水泥
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