The deep gas wells of Qingshen gas field in Daqing are characterized by the great well depth, high bottom temperature, high bottom pressure and gas production with water.
大庆油田庆深气田的深层天然气井具有井深、井底温度高、井底压力大、气水同产等特点，前人的井底静压折算公式不能达到生产所需的精度。
It is very difficult to make tests in deep natural gas formation because of high temperature at the bottom of Wells, great pressure, complex well structure as well as the influence of hazards gas.
深层天然气地层测试难度大，主要是井底温度高、井底压力大、井身结构复杂，同时受有害气体影响。
JT888 can effectively prevent the dispersion at high temperature and high temperature thickening, suitable for deep well, high temperature, high pressure area.
JT888能有效地防止高温分散和高温增稠，适应于深井、高温、高压地区使用。
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