载体磁场对地磁场的干扰，一直是影响导航罗差、地磁测量的技术难题。
The interference of carrier magnetic field to geomagnetic field has been a difficult problem for a long time, which has influence on navigation compass deviation and geomagnetic measurement.
载体磁场对地磁场的干扰，一直是影响导航罗差、地磁测量的技术难题。
The carrier magnetic disturbance which make magnetic deviation of the navigation equipment and influence geomagnetic measurement precision has been a difficult problem at all times.
载体磁场对地磁测量的干扰，一直是造成导航设备罗差、影响地磁测量精度的技术难题。
The carrier magnetic disturbance which make magnetic deviation of the navigation equipment and influence geomagnetic measurement precision has been a difficult problem at all times.
载体磁场对地磁测量的干扰，一直是造成导航设备罗差、影响地磁测量精度的技术难题。
The interference of carrier magnetic field to geomagnetic field has been a difficult problem for a long time, which has influence on navigation compass deviation and geomagnetic measurement.
采用椭圆假设算法，可利用飞机平飞时在多于5个不同方向的采样数据来自动补偿平飞时的罗差。
Using ellipse hypothesis, one can only compensate the deviation for UAV flying in horizontal plane by the data sampled while UAV flying in more than 5 direct.
采用椭圆假设算法，可利用飞机平飞时在多于5个不同方向的采样数据来自动补偿平飞时的罗差。
Using ellipse hypothesis, one can only compensate the deviation for UAV flying in horizontal plane by the data sampled while UAV flying in more than 5 directions.
针对具有恒定俯仰角度载体的磁航向罗差标定和补偿问题，提出了一种用于磁罗差修正的偏差补偿算法(DCA)。
To calibrate and compensate the compass error of magnetic heading in a carrier with constant pitch Angle, the deviation compensation algorithm (DCA) for magnetic deviation compensation is put forward.
阿布扎比和班加罗尔的酒店价格至今依然逆势而上，尽管两者上涨程度差很多。
Abu Dhabi and Bangalore have so far resisted the downwards trend, though by wildly differing degrees.
分析了罗茨鼓风机轴功率随压差和转速变化的特性，导出了相应的换算公式。
The character on change of the shaft power with the differential pressure or rotational speed for Roots blower is analysed, the conversion formulas for the shaft power are deduced.
文章分析了影响提高罗茨真空泵最大允许压差因素，提出了解决方法。
In this article, the factors that affect the max. permissible differential pressure of Roots vacuum pump are discussed. The methods of increasing it are discussed together.
文章分析了影响提高罗茨真空泵最大允许压差因素，提出了解决方法。
In this article, the factors that affect the max. permissible differential pressure of Roots vacuum pump are discussed. The methods of increasing it are discussed together.
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