Affected by areal heterogeneity, the whole pressure boosting operation cost is high, but the efficiency is low.

受平面非均质性的影响，整体增压运行成本高、效率低。

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Long and short of it was, if IR could get back the market share it was losing while at the same time boosting its return from capital assets, Kumar could return the operation to a sound footing even without touching the mass fares or laying off staff.

FORBES: On the Right Track