地面管线排空气 Bleed off surface accumulators
地面和地下管线过渡段 abovebelow ground transition
商店地面走线管理 shop floor line management
地面设备的管线 surface connection
稠油注入热空气的过程中，地面管线及井筒中的能量损失直接影响着开采效果。
In the process of injecting air in the heavy oil, the energy loss of surface pipelines and shafts affects the exploitation effect directly.
在开采过程中，天然气水合物的生成使气井和地面管线经常堵塞，造成气井停产。
In the process of exploitation for natural gas, the gas hydrate usually makes gas Wells and surface pipelines blocked, causing gas Wells cut-off.
不合理的井口注入参数会造成不必要的能量损失，目前有一些关于地面管线及井筒能量损失方面的理论研究成果。
Unreasonable parameters obtained from well injection will lead to unnecessary energy loss. Now, there are only few of theoretical research results about energy loss of surface pipelines and shafts.
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