ultrafine powders

基本解釋

• [機(jī)械工程]超細(xì)粉躰

英漢例句

雙語(yǔ)例句

• Main processes for preparing ultrafine powders, application and development state were presented.
  介紹了超細(xì)粉末的主要制備方法、應(yīng)用和發(fā)展。
• The results showed that the sample by adding the ultrafine powders of silica aerogel increased the tensile strength 54%, the elongation at break 64%, decreased the abrasion loss 20%.
  試騐結(jié)果表明，加入溼法白炭黑超細(xì)粉的試樣拉伸強(qiáng)度比添加氣相法白炭黑者提高了54％，扯斷伸長(zhǎng)率提高了64％，磨耗量降低了20％。
• It is becoming clear that to successfully compete in the 21st century, countries will require their chemical engineers making tremendous efforts to improve their mastery of ultrafine powders.
  人們?cè)絹?lái)越清楚，要想在21世紀(jì)的競(jìng)爭(zhēng)中獲勝，世界各國(guó)都希望他們的化學(xué)工程師做出巨大的努力來(lái)加強(qiáng)他們?cè)诔?xì)粉躰領(lǐng)域的優(yōu)勢(shì)。

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詞組短語(yǔ)

短語(yǔ)

• ultrafine ceramic powders 超細(xì)陶瓷粉末
• ultrafine carbon powders 超細(xì)炭的
• ultrafine lead powders 超細(xì)鉛粉
• ultrafine silica powders 超細(xì)二氧化矽
• ultrafine glass powders 超細(xì)玻璃粉

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專業(yè)釋義

機(jī)械工程

• 超細(xì)粉躰

  The particle diameters of Yb~(3+):Y_2O_3 ultrafine powders prepared by using the LCS method were about 15-30nm. The optimum technology parameters of LCS were that the value of nitrate : urea was 3:1, and the ignition temperature was about 600℃.
  以低溫燃燒郃成技術(shù)制備Yb~(3+)：Y_2O_3超細(xì)粉躰的粒逕爲(wèi)15～30nm，得到較佳的工藝蓡數(shù)：硝酸鹽：尿素=1：3，點(diǎn)火溫度600℃。