The performances of diesel engine are improved by higher swirl in the operating range of low speed and high load.

在高速区降低进气涡流强度，发动机的性能和排放均有明显改善。

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Then, calculation models for each parameter in the operating range prediction model were established and analyzed.

然后建立了模型中各个参数的计算模型，并进行分析。

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Systematic introduction of the calculation for the operating range of wake homing system are given and its result is verified.

文中系统地介绍了尾流自导作用距离的计算步骤和方法，并已得到验证。

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It now expects fourth-quarter gross profit margin to be in the range of 30.0% to 32.0%, and operating profit margin in the range of 17.0% to 19.0%, when it releases fourth-quarter results on Jan. 22.

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As per company guidance, revenues are expected to offset 80% of cost pressures in the Sept. quarter with operating margin estimated to fall in the range of 9%-11%.

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The company also expects non-IFRS (the equivalent of non-GAAP) operating margin to be below the previously expected range of 6%-9% for the quarter.

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