The crushing rate index of oilfield fracturing proppant is one index of key technique.
油田压裂支撑剂（陶粒）的破碎率指标是关键技术指标。
The development of oil fracturing proppant is an intricate task affected by many factors.
石油压裂支撑剂的研制是一项复杂有难度的技术，受到很多因素的影响。
An algorithm has been inferred for the sphericity and roundness of fracturing proppant, promulgating the characteristics and building the foundation for technological application.
研究结果表明，压裂支撑剂球度与圆度的测量与分析的算法能够成为颗粒图像识别分析系统的理论基础。
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