exploratory drilling的用法和样例：
例句
- Exploratory drilling is expected to get under way soon.
据预测，很快要进行到运用勘探钻的阶段。 - Choosing ethylene alcohol as antifreeze can meet requests of drilling work.
选择乙二醇作为钻井液的防冻剂可以满足勘探钻进工作的要求。 - Diamond drilling replaced percussion drilling.
金钻探取代了冲击钻探。 - The company is drilling for oil in the area.
那家公司正在这一地区钻探石油。
