All development wells of liwa n will be permanently installed with surface direct-reading subsurface pressuregauge and thermometer to support gas reservoir management and production optimization.
荔湾所有的开发井都将安装永久式的地面直读井下压力和温度计，为气藏管理和生产优化提供支持。
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When user want to order the hose assembly with directpressuregauge, and you also need the pressure gauge, the pressure range and gauge diameter should be expressed in order.