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tourmaline

英 ['t??m?l?n; -li?n] 美['t??m?l?n]
  • n. [礦物] 電氣石

英文詞源

tourmaline (n.)
complete silicate of aluminum and boron, 1759, from French or German, ultimately from Sinhalese toramalli, a general name for cornelian.

雙語(yǔ)例句

1. This property, which is known as dichroism, is particularly strong in tourmaline.
此種特性稱為二向色性, 尤其是在電氣石中表現(xiàn)得特別強(qiáng)烈.

來(lái)自辭典例句

2. High - performance tourmaline plate, releasing a large of negative ions . c.
高性能電氣石發(fā)熱板, 釋放大量負(fù)離子.

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3. Discusses the of natural tourmaline material & technology used in air filtration field.
討論天然電氣石負(fù)離子材料 與 技術(shù)在空氣過(guò)濾領(lǐng)域的應(yīng)用前景.

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4. The device can measure the pyroelectric coefficient of the tourmaline with very small pyroelectric current.
它能對(duì)熱釋電電流很小的電氣石進(jìn)行熱釋電系數(shù)測(cè)量.

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5. Tourmaline Yixing Cup is now underway for the National Investment fiery welcome to negotiate!
托瑪琳紫砂杯現(xiàn)面向全國(guó)招商火熱進(jìn)行中,歡迎洽談!

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