The on-site drying method by using hot oil circulation and hot oil spray, its process and the operation result for large transformer are introduced.
介绍了采用热油循环及热油喷淋法现场干燥大型变压器的方法、过程和运行效果。
Wellbore hot fluid circulation is a practical technology suitable for the production of high pour-point and high viscosity oil.
井筒热流体循环是适用于开采高凝固点、高粘度原油的一种实用技术。
At the initial stage of development, the main oil production methods give priority to hydraulic piston pump and closed hot water circulation.
开发初期，主导开采方式主要以“水力活塞泵、闭式热水循环”等采油工艺为主。
At the initial stage of development, the main oil production methods give priority to hydraulic piston pump and closed hot water circulation.
开发初期，主导开采方式主要以“水力活塞泵、闭式热水循环”等采油工艺为主。
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