It can be applied to not only common plane compaction but inclined plane compaction. Furthermore, its impact energy can be adjusted to adapt for different subgrade.
它不仅适用于普通的平面夯实，还可以应用于斜面夯实，夯击能量可调，能满足不同地基的夯实需求。
The axes 22 of the acoustic drivers are parallel and coplanar, that is, the axes lie in a common plane 33.
各声学驱动器的轴线22平行且共面，也就是说轴线位于共同平面33中。
It is known that the projection of the intersection of quadrics with common plane of symmetry on this plane is a curve of second order.
具有公共对称平面的二次曲面的交线在该平面上的投影为二次曲线。
It is presented that the locus of a line crossed with each of two guide line and a guide conic not being on a common plane is a ruled surface of fourth order.
本文提出了由一条二次曲线和与该二次曲线不共面的两条异面直线为导线，与该三导线均相交的直线轨迹是一个直纹四次曲面，并讨论了二次曲线分别为椭圆、双曲线和抛物线时，形成的曲面的形状特征。
It is presented that the locus of a line crossed with each of two guide line and a guide conic not being on a common plane is a ruled surface of fourth order.
本文提出了由一条二次曲线和与该二次曲线不共面的两条异面直线为导线，与该三导线均相交的直线轨迹是一个直纹四次曲面，并讨论了二次曲线分别为椭圆、双曲线和抛物线时，形成的曲面的形状特征。
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