profile agent的用法和样例：
例句
- The inorganic precipitator used as water shut-off agent and profile modifier in the oilfield is an effective means for the exploitation of oil deposit under harsh conditions.
无机沉淀物作为堵水调剖剂是目前提高条件苛刻油藏开发效果的一种有效方法。 - According to the fact that profile modifier of solid particles is always used in the waterflooding profile modification, a numerical simulation is carried out.
针对调整注水剖面实践中固体颗粒型调剖剂使用较多这一实际，开展了调剖数值模拟研究。
