This paper gives an introduction for the construction and theory of tubingless production system,points out its advantages of eliminating the elastic deformation of tubing string,enhancing pump efficiency, lowering stress magnitude of rod string,improving working conditions, reducing individual - well invest and operation.
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Improving working conditions can often lead to increased work efficiency.
改善工作条件常能提高工作效率。
The training focus is on both boosting productivity and improving working conditions through worker involvement.
培训的重点主要是通过工人的参与提高生产力及改善工作条件。
In addition, surrounding temperature and exhaust of the furnace body are greatly reduced, thus improving working conditions of operators.
此外,炉体周围温度和排放大幅下降,改善了操作者的工作条件。
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