It shows there are waste of overhead expense in corporation of oil, and it gives some measure in the last.

研究表明，石油企业管理费用存在浪费现象，并提出控制的措施。

youdao

This comes at the expense of increased performance overhead.

这是以增加的性能开销为代价的。

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JIT compilation removed the overhead of interpretation (at the expense of some additional startup cost), but the level of code optimization was mediocre for several reasons.

JIT 消除了解释的负担（以额外的启动成本为代价），但是由于若干原因，代码的优化等级仍然是一般般。

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This means almost nothing is lost to overhead, fundraising expense or oversize surpluses.

FORBES: Clarity Of Vision

The average closed-end fund tracked by Lipper Analytical Services has a 1.34% annual expense burden, the sum of overhead and management fees.

FORBES: When to buy a closed-end

For long-term investors the more important cost is the expense ratio, the annual assessment for overhead and portfolio management.

FORBES: Mutual Fund Survey