Stainless steel production process due to its poor cutting,especially in heat,chip removal inconvenient drilling,tapping operation more difficult.
不锈钢材料由于在生产加工过程中其切削性能较差,特别是散热、排屑不方便的钻孔、攻丝的操作时更加困难。
参考来源 - 不锈钢材料攻丝的解决方法研究Description and prediction of remaining oil distribution are very important for production potential tapping in mature oilfields.
剩余油分布的描述和预测是老油田调整挖潜的主要课题。
参考来源 - 卫城油田卫58块剩余油分布规律研究·2,447,543篇论文数据,部分数据来源于NoteExpress
"he heard the tapping of the man's cane"
以上来源于: WordNet
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