sulfur black

常见例句

双语例句

• The removals of sulfur black dye wastewater were studied by electrolysis reactor.
  采用电解法对含硫化黑染料废水的脱色和去除效果进行了研究。
• A study was carried out in this paper on the dyeing and finishing performance of a water-soluble sulfur black dye containing polycarboxylic groups.
  对合成的含多羧基水溶性硫化黑的染色和防皱整理双功能性进行了研究。
• A new water-soluble sulfur black was applied in dyeing of cotton textile. The dyeing methods were studied and colour fastnesses of the dyed cotton were tested.
  用含有葡萄糖基的新型水溶性硫化染料在纯棉织物上进行应用，研究了染色方法并测试了染色牢度。

权威例句

• Reports say the snow is black, the air tastes of sulfur and the life expectancy for factory workers is 10 years below the Russian average.
  FORBES: The World's Most Polluted Places
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