The controlling factors in the stability of a given engine system are the time delays. 时滞是给定发动机系统稳定性的控制因素。
The delineation of the exploration prospects has been made on the basis of controlling factors and prospecting criteria. 根据成矿控制因素和找矿标志,对大宝山地区的成矿远景进行了划分,指出了进一步的找矿方向。