1. By oilimmersion coupling. the system can be used to detect near surface defects with focussing probe. find surface cracks with surface wave probe and determine defect size with computerized C-scan.
2. With increasing of immersion time, when the potential of thin oil film reached most positive value, it began to shift negatively.
当浸泡一段时间后，薄层油膜的电位开始随时间变化发生负移。
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3. The device does not work in an oilimmersion environment and has the advantages of reliable operation, convenient maintenance and stable running.
该装置不在油浸环境中工作，具有使 用可靠、便于维修、运行平稳等优点。
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4. The utility model discloses a hanging immersion-type high-viscosity oil pump which belongs to oil exploration equipment in petroleum mechanical exploration field.
本实用新型公开了一种悬挂浸入式抽稠油泵，属于石油行业机械开采采油设备。
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5. Results of brine immersion test, co_2-saturated brine immersion test, salt spary test and so on showed that TY oil has good multiple antirust performance.
利用诸性能评定试验初步评定了该油品的防锈性能，结果表明TY防锈油具有较好的综合防锈性能。
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6. Results of brine immersion test, co_2-saturated brine immersion test, salt spary test and so on showed that TY oil has good multiple antirust performance.
