常見例句雙語例句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.實騐和分析結(jié)果表明，隨著噴咀直逕比值的減小和噴咀數(shù)量的減少，井底淨化能力不斷提高。 返回 bottom hole scavenging