its relative displacement

It is very important to apply rotation vector algorithm to the GFSINS that how to attain the relative angular displacement and meet its precision and updating frequency.

为了在无陀螺捷联惯导系统中应用旋转矢量算法，如何获得载体的相对角位移、并保证载体相对角位移的精度和更新频率是非常重要的问题。

The reason for the appearance of internal friction in tubular piles is that the relative displacement or its trend exists between the soil core and piles.

筒桩与土芯存在相对位移趋势以及它们之间相对位移的发生是筒桩内侧摩阻力产生的原因。

When polymer relative molecular mass and its distribution width are the same, the polymer displacement efficiency increases with the increment of the core permeability variation factor.

当聚合物的相对分子质量及其分布宽度相同时，随着岩心渗透率变异因数的增大，其聚合物驱采收率也随之增加。