observation mirror

常见例句

The invention discloses a digital observation mirror for an ammeter.
本发明公开了一种电表数字观察镜。
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The utility model discloses a novel oral cavity observation mirror, belonging to the technical field of medical devices.
新型口腔观察镜，属于医疗用具技术领域。
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The observation mirror has simple structure, has convenient operation and saves time and labor when examining the oral cavity of the patient, and relieves the pain of the patient.
本实用新型结构简单，在给病人进行口腔内检查时操作简便、省时省力，减轻了病人的痛苦。
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