Against the big error of height determination for the reentry vehicle because of the information provided by low precision geomagnetic sensor, a novel real-time prediction method is proposed.
针对于目前地磁传感器测量精度较低，将其信息直接用于飞行器再入段定高误差较大的问题，提出了一种在线预测进行定高的方法。
The determination of the height of the transmissive fracture belt has been a key point for underwater coal mining. There are no precise methods and major research methods up to the present.
导水裂隙带高度的确定是水下采煤工作之重点，目前并没有一个完全可以精确确定的方法。
The determination of damage height of superincumbent stratum of goaf has immense meaning for safety and reasonable exploitation of coal seam under water body, building and railway.
确定采空区上覆岩层破坏高度，对“三下”煤层安全、高效开采具有重要意义。
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