The controller can control many step-motor systems in the meantime, and made motor run in multi-curve including speed-up, speed-down, orientation and direction's change.
该控制器可同时控制多台步进电机按曲线方式运行，包括加减速、定位及换向功能等。
The difficulty in computer simulation of multi-curve fitting lies in data analysis and the judgment of adaptive situation of the curves, that is, dividing the period of calculating time.
灌区多曲线计算机模拟的难点在于数据分析和判断曲线的适用条件（即划分推流时段）。
Logging curve contains a great amount of geologic information and it has advantage in studying multilevel cycle of strata and in recognizing multi-resolution abrupt change of strata.
测井曲线包含了丰富的地质信息，对研究地层多级别旋回性及识别地层信息多分辨突变具有优势。
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