slack coal

常见例句

双语例句

• At present, horizontal vibrating centrifuge and vertical scraping centrifuge are usually used for common centrifuge of slack coal in coal preparation plant.
  目前卧式振动离心机和立式刮刀离心机是选煤厂常用的末煤离心脱水机。
• The innovation and effect analysis of slack coal separation system technology was introduced in Fangezhuang Coal Mine Co. branch, and some questions in the innovation were suggested.
  介绍了范各庄矿业分公司选煤厂末煤分选系统技术改造及效果分析，提出了在改造过程中应注意的问题。
• In spot checking, when the ash yield of raw coal is controlled below 33%, 50% of slack coal can be washed, and the economic benefits of washing slack coal with different ratios are anlysised.
  经过现场检测，将原煤灰分控制在33%以下，可实行末煤50%入洗。并给出了不同比例末煤入洗时的经济效益测算。

权威例句

• Natural gas, which emits 45% less carbon dioxide than coal, would take up most of the slack.
  FORBES: OutFront
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