With reduction of engine load, sound velocity of DME decreases.

随着负荷的下降，DME的音速下降，且下降的速率远比柴油的大。

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The size of waste heat with the engine load and which is closely related to job status.

废热量的大小同发动机的负荷和工作状态很有关系。

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The size of waste heat with the engine load and which is closely related to the work of the state.

废热量的大小同发动机的负荷和工作状态很有关系。

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Mechanisation, from the steam engine onwards, lightened the load of manual labour, creating jobs and wealth.

BBC: Technology

Ask any engineering executive at any car company: In order to meet new and ambitious fuel-economy standards in the global markets including a U.S. Corporate Average Fuel Economy standard of 54.5 mpg by 2025 cars and trucks of the near future will have to exploit the advantages of electric drive (low rpm torque, low-speed efficiency, regenerative braking) in urban driving, while reserving the gasoline-fired engine for times of peak load and sustained demand.

WSJ: Ford C-Max Hybrid Energi: The Bawdy Electric

Instead of stepped gears like a conventional transmission, it has a fixed planetary gear, and changes engine speed by adjusting the generator electric load.

FORBES: 2013 Ford Fusion Energi Test Drive And Review: Plug It In And Go