bottom hole scavenging

常见例句

双语例句

• The experimental and analytical results show that the capability of scavenging the bottom-hole increases continuously as the ratio between diameters of nozzles and their number decrease.
  实验和分析结果表明，随着喷咀直径比值的减小和喷咀数量的减少，井底净化能力不断提高。
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