And the system selects a series of subindex to evaluate the mining system on basis of this seven index systems.

在此基础上，又选取一系列子指标来进行综合评价。

On basis of this model, the modeling methods and modeling flow were discussed based on data source of geological observation, drillhole, ichnography and section map.

在此基础上，探讨了在基于地质观测数据、钻孔数据、平面图数据、剖面图数据的断层建模方法和建模流程。

Furthermore,it is indicated that there is the opportunity for creation everyhow on basis of being good at observation,thinking and finding problems in work and living.

揭示了每个人在工作与生活中只要善于观察、善于思考、发现问题,时时处处事事有新机遇。

Methods X-ray dental film and panoramic pantomogram were used to determine the location of embedded supernumerary teeth on bases of the geometrical principle of X-xay photography.

方法通过拍摄X线牙片及全景片,结合临床检查,利用X射线照相中的几何学原理确定多生牙的位置,以确定手术入路,然后拔除。