The influences of the light beam drift, the light beam incurve, the light beam radom tremble and etc.
综合考虑了光源漂移、光线弯曲、随机抖动等因素的影响。
The maesurement errors in the laser collimation are mainly caused by the light beam drift, the light beam incurve and the light beam random tremble.
论文中对长距离激光准直光束特性进行了较详细的实验研究和理论分析认为，影响其准直精度的三个重要因素是光源漂移、光线弯曲和随机抖动。
Single-beam surface photovoltage spectrum (SPS) apparatus can not avoid the error caused by the drift of light source intensity with time .
单光束表面光电压谱仪，当光源强度随时间发生漂移时，必然产生结果误差。
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