coal tar pitch

常見(jiàn)例句

雙語(yǔ)例句

• The spinning of coal tar pitch raw material is key procedure of shaping in manufacturing carbon fiber.
  煤瀝青原料的紡絲，是碳纖維制造過(guò)程中加工成型的關(guān)鍵步驟。
• The preparation of aqua mesophase pitch (AMP) was investigated by oxidation of coal tar pitch with mixtures of concentrated sulfuric acid and nitric acid.
  以煤焦油瀝青為原料，以濃硫酸和濃硝酸為氧化劑，可得到易溶于堿性水溶液的水性中間相瀝青。
• The main parameters of viscosity, spinning temperature, pressure and winding velocity for coal tar pitch fluid should be rigidly controlled during spinning.
  在紡絲過(guò)程中，要嚴(yán)格控制煤瀝青熔體的粘度、紡絲溫度、壓力、卷繞速度等主要參數(shù)。
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