方向的

• An array of wave probes can be used as a directional antenna .
  排成阵列的测波仪，可作为波浪传播方向的感触器。
• A vector quantity is an entity with a magnitude and a direction in space .
  矢量是空间中既具有大小又具有方向的量。
• The nucleus decay into three particles which go off in separate directions .
  这个核衰变成飞向不同方向的三个粒子。
• The nucleus decays into three particles which go off in separate directions .
  这个核衰变成飞向不同方向的三个粒子。
• The travail of nationhood required above all economic and social progress .
  国家的兴旺首先需要经济方面和社会方向的进步。
• This will dislodge any fibers that may be in a vertical positions in the perforations .
  这可洗掉孔眼上方垂直方向的任何纤维。
• The direction is normal to the line of centres, i.e. motion is circumferential .
  该方向垂直于中心连线，即运动是沿圆周方向的。
• In view of the variation in the dip, here could be a local anticlinal fold .
  鉴于倾斜方向的变化，此地可能存在一个局部的背斜褶皱。
• The normal stress acting in any random direction can be obtained in the following way .
  作用于任意方向的正应力可按下列途径来求得。
• The vertical and horizontal motions of a projectile can be treated independently .
  抛射体的竖直方向和水平方向的运动能够分开来处理。