centralisersBNC¹⁷³⁹⁹⁵⁺² 基本例句 n.centralise的变形原型centraliser的复数 Analysis by Halliburton suggested that extra “ centralisers”, which keep the pipe that transports the oil in the right position, were needed. 哈里伯顿公司的分析指出,事故的诱因在于没有安装一个特别的“油管扶正器”,这个装置是将输油管线固定在合适的位置上。 ecocn But extra care was apparently not exercised: six centralisers were used although21 had been recommended by contractors. 但是,显然并没得到额外的小心:尽管工程承包人推荐使用21个粘合剂,但只使用了6个。 ecocn