refined naphthalene

基本解釋

• 精制萘

英漢例句

雙語例句

• The purity of refined naphthalene could be more than 99.5% by said fractional crystallization process.
  通過分級結(jié)晶提純過程，可獲得純度達(dá)到99.5%以上的精萘產(chǎn)品。
• The naphthalene content of refined naphthalene obtained is above 99%, which meets its national standard of commodity. The recovery of naphthalene is above 88%.
  實驗結(jié)果表明，以陰離子表面活性劑形成的乳化液膜結(jié)合精餾可有效地將萘油制成精萘，萘含量大于99％，符合國家精萘標(biāo)準(zhǔn)，萘收率大于88％。
• Main business: coal, Metallurgical coke, Bituminous coal, Coal tar pitch, Coking benzene, Fuel oil, Mixed Oil, Refined Naphthalene , washed oil, Anthracene oil etc. GB products.
  主營：煤炭、冶金焦、煤焦油、煤瀝青、焦化苯、燃料油、混合油、精萘、工業(yè)萘、硫酸銨、輕苯、粗苯、洗油、蒽油等國標(biāo)產(chǎn)品。

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詞組短語

短語

• refined naphthalene production 精萘生產(chǎn)

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專業(yè)釋義

化學(xué)

• 精萘
• 精練萘
• 精制萘