As an example, the riding index of diesel locomotive type DF 9 is calculated and the results of linear and nonlinear models of the locomotive are compared.

本文以东风9内燃机车为例，分析了各种速度下的平稳性指数，并比较了线性模型和非线性模型的分析结果。

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Finally, selection methods of viscosity index improver through diesel jet nozzle and long time FZG experiments has been suggested.

提出筛选粘度指数改进剂要经过柴油喷嘴和长时间FZG测试的建议。

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The burn index of bio diesel fuel is also similar to diesel fuel and meets Europe 2 standard.

其各项燃烧指标与普通柴油相仿，满足欧洲2号排放标准。

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The index, based on diesel fuel purchases by thousands of truckers around the country, fell roughly 1% in September, equivalent to a 10% annual contraction.

FORBES: Recovering Economy? Not If You're Counting Truckloads

While diesel purchases appear to be down, the index compiled by Cass Information Systems, which manages expenses for trucking companies, showed a 7.5% increase in September shipments over the year-earlier period.

FORBES: Recovering Economy? Not If You're Counting Truckloads

The index tracks credit-card purchases of diesel fuel at truckstops across the country and provides a real-time indication of how much freight is moving from ports and factories to consumers.

FORBES: Truckers Say Market's Wrong, Economy Grows