Expert evaluating system can rapidly track and correctly forecast hazard grade at small open stone quarries, improve the efficiency of safety evaluation and raise reasonable safety countermeasures.

危险程度的专家评价系统能快速地跟踪和准确地预测小型露天采石场危险程度，提高安全评价的效率并及时提出合理的安全对策措施。

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Based on fuzzy set theory target recognition method, through CCD image collection, the difference between target and bullet track gradation were used to evaluate the firing grade.

基于模糊集理论目标识别方法，通过CCD图像采集，利用目标与弹迹灰度的不同，对射击成绩进行评价。

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Expert evaluating system can rapidly track and correctly forecast hazard grade at small open stone quarries, improve the efficiency of safety evaluation and raise reason...

危险程度的专家评价系统能快速地跟踪和准确地预测小型露天采石场危险程度，提高安全评价的效率并及时提出合理的安全对策措施。

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"Richard and I stated when we bought the course five years ago that our intentions were to restore Ayr to its former glory and to ensure a long-term sustainable future as Scotland's only grade one track, " said Macdonald.

BBC: Ayr Racecourse put up for sale

Its purpose is to track historic valuations of investment-grade art.

FORBES: A Beautiful Asset Class Few Can Own

Comedian Dave Gorman was on track for a career as a mathematician: an A grade at "A level", an "S" level and a place on a maths degree course at Manchester University.

BBC: Celebrity Christmas Special