从泥沙起动所遵循起动条件的力学规律出发，导出泥沙起动条件方程。
Using the dynamic laws of sediment incipient motion, an equation of incipient starting of sediment has been derived.
从泥沙起动的已有研究成果出发，推导出常见的3种泥沙起动条件的转换关系。
According to some previous results, the relationships among three common incipient motion conditions are deduced.
本文对涡流室式柴油机在冷起动条件下主、副燃烧室内燃油喷雾和着火过程进行了高速摄影。
The high speed photography was applied to visualize the fuel spray and ignition process in main and prechamber in a swirl type diesel engine at cold starting condition.
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