asphalt-tar pitch

基本解釋

• [經(jīng)濟學(xué)]硬焦油瀝青

英漢例句

雙語例句

• The performance and usage of coal-tar asphalt were introduced. Meanwhile, it was assumed the excellent characteristics, mechanism and technology of the modified coal tar pitch.
  介紹了煤瀝青的性能、用途以及有廣泛用途的煤焦油改質(zhì)瀝青的優(yōu)異特性，改質(zhì)機理和生産工藝；

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詞組短語

短語

• asphalt -tar ? pitch 硬焦油瀝青
• coal -tar asphalt tar pitch 煤焦油瀝青

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專業(yè)釋義

經(jīng)濟學(xué)

• 硬焦油瀝青