考試時會要求使用不可塗改的黑筆標記與作答，故擦擦筆和鉛筆作答都不算分。因此特別是寫作平時要練習使用黑筆作答 My suspicion is that because the OSD chip rein the FC effectively receives a different signal than the camera sent (because of a difference hinein potential between the two grounds*), it can miss sync pulses, and the OSD will appear as slight noise rein the final image instead. q... https://mothers603qaj8.wikilima.com/user