non mechanical defects
非机械缺陷
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The measuring device has broken through the currently used method of measuring by mechanical oil rod, thus making up for the original idea's defects of inaccuracy and non-dynamic monitoring.
该测量装置突破了目前使用手动机油标尺测量的原始方法，弥补了测量不精确、不能动态监测机油的缺陷。
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