Visual inspection the case have no visualabnormality, no obvious Nick, burr and other mechanical damage, outer metal have no rust. Use limit sample to check for any failures.
目视检查，无外观异常，表面无明显划痕、毛刺及其它机械损伤，外露金属部分无锈，其它限度根据样品确认。
2
Results: Vertigo, disturbance of consciousness and movement of the eyeball, abnormality of the pupils and visual disorder were the common clinical features.