Roots tend to grow towards water in a soil, they show positive hydrotropism . 根的生长倾向于有水的土壤，表现出正向水性。
A positive movement from the sensor will cause an inward movement of the diaphragm . 来自传感器的正向运动将导致膜片向内运动。
Meanwhile sallust and glaucus were slowly strolling towards the house of diomed . 与此同时，萨罗斯特和格劳科斯正向狄俄墨德的邸宅慢步踱去。
In the course of time positive and negative acceleration impulses tend to cancel one another . 在长时间中，正向和反向加速度冲击有互相抵消的趋势。
For proper operation the forward and reverse direction-control inputs must always be complementary . 要使计数器正常工作，正向和逆向控制输入电平必须始终相反。
With sufficient forward bias, the diffusion capacitance can easily exceed the space charge region capacitance . 当正向偏压足够高时，扩散电容很容易超过空间电荷压电容。
If accretion takes place in eccentric orbits as well, the rotation will be prograde and of the right order of magnitude . 如果吸积发生在偏心轨道，则自转将是正向的，且快慢也合适。
London had already begun to disgorge its workers as he neared putney bridge; the ant-heap was on the move outwards . 汽车快到普尼桥时，伦敦已经开始吐出那些做工的人；蝼蚁似的人群正向城外涌去。
The rate gyro feedback provides positive dynamic stability and well-damped transient response to commands or disturbances . 速度陀螺反馈提供正向动力学稳定性和对于指令式扰动的很好阻尼的瞬时响应。
Actuation of one clutch provides positive torque to the final drive, the capstan acting as the main power amplifier . 一个离合器的作用是给最后一级传动机构，即作为主功率放大器的绞盘，提供正向力矩。
