1. 油样：oil run 流出油量 | oil sample 油样 | oil samples 油样
2. 油的样品：oil ring spring joint;油环弹簧连接 | oil sample;油的样品 | oil sample bottle;油的样品瓶
1. In the past, moistened paper was stuck to the sample and smoked by coal oil light.
2. " Sample tests show no problems with our oil, " an official from Sinopec said.
3. The State Grain and Oil Quality Supervision and Inspection Centre conducted sample examinations, as did the grain stock authorities.
4. Researchers plan to go back out in about a month and sample the same areas to see if oil and oxygen levels have worsened.