The hydraulic performance test is needed for the further optimization of structural size of fluidic sprinkler.
为进一步优化喷头的结构尺寸，需要对喷头进行水力性能试验。
The studies have great engineering signification in guidance of hydraulic structures optimization and improving the performance of diamond cone bit.
研究成果对指导轮式金刚石钻头的水力结构优化设计，提高轮式金刚石钻头的性能具有重要的工程实际意义。
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