A new camshaft-phasing mechanism with twin harmonic drives is described and illustrated, which can be adopted to DOHC (double overhead camshaft) engines.
介绍一种用于双顶置凸轮轴式发动机的采用两级谐波传动的新型进气凸轮轴调相机构。
It is the first type of domestic hydraulic machine to adopt double transmission diesel engines, with greater reliability, which is especially useful for rescue work.
该机首次在国内全液压式铁路起重机上采用双柴油机的传动形式，可靠性更强，尤其有利于救援工作。
The boats with engines are air charging ones made of glass fiber reinforced plastics, equipped with double horsepower engines and a framework as well.
动力艇为玻璃钢充气艇，配备双马力引擎，附有船架。
The boats with engines are air charging ones made of glass fiber reinforced plastics, equipped with double horsepower engines and a framework as well.
动力艇为玻璃钢充气艇，配备双马力引擎，附有船架。
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