| 1. | The special case in which the specified directions are at right angles to each other is of particular importance .
分量的方向互为垂直的特殊情况是十分重要的。 |
| 2. | Dynamic evaluation is used to determine the motion in a direction at right angles to the observation direction .
动力学的计算，是用来确定与观察方向相垂直的运动。 |
| 3. | Light enters and leaves at right angles to the hypotenuse and is reflected at each of the shorter faces .
光垂直地入射和出射于棱镜的斜面，而在每一个较短的面上反射。 |
| 4. | A current is sent transversely through the liquid metal, in a direction at right angles to a transverse magnetic field .
使电流横穿过液态金属，其方向又与横向磁场垂直。 |
| 5. | Anticlinal describing something that is at right angles to a surface
垂周的：与表面垂直的结构。 |
| 6. | At right angles to a vertical line
横的与垂直线成90度角的 |
| 7. | Sweep flame around tube in short strokes up and down at right angles to run of tube
垂直环绕着管道上下来回短促扫着火焰。 |
| 8. | 2 make a second series of cuts at right angles to the first , making a lattice pattern
继续用十字划刀划出相同的一组垂直线使画出的图形成格子形状 |
| 9. | Traces on opposite sides of the board should run at right angles to each other
快速切换的信号，例如时钟信号，应该用地线屏蔽，以避免将噪声辐射到其他部分。 |
| 10. | See notes of " runs and sags ” . use a smaller nozzle . hold the gun at right angles to the surface
参见“流挂”一栏。或采用小一点的喷嘴。使喷枪与底材角度正确。 |
