Lower quality pianos often have extraneous beats and sounds that make accurate tuning impossible.

质量差的钢琴经常会产生不相干的节拍和声音，这样的钢琴没办法调律精确。

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The sum of the control quickness, drive tuning and efficient handling of the tool path is said to yield fast and accurate program execution even when working with complicated shapes.

数控系统的快速性、驱动优化和刀具轨迹的充分处理会获得快速精确的程序执行效果，可用于复杂形状加工。

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Accurate, continuous resource monitoring and profiling are keys for enabling performance tuning and scheduling optimization.

准确连续的资源监测与呈现是分布式计算性能调节与调度优化的关键。

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Studio executives could, she says, also make more accurate predictions by exploiting inside knowledge and tuning her model using industry rules of thumb.

ECONOMIST: Film economics