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1、感官鉴定法:不用量具和仪器,仅凭鉴定人员的经验和感官来对零件的技术状态作出判断。如零件的裂纹、折断、弯曲、扭曲、腐蚀、疲劳蚀损等,可以目测鉴定;零件的连接是否紧密,零件本身是否有裂纹等,可用小锤轻轻敲击,凭和出的声音清浊用耳听鉴定;
1, sensory identification method: no measuring tools and equipment, just by the identification of staff experience and sensory to the technical status of the parts to make judgments. Such as parts of the crack, break, bend, twist, corrosion, fatigue, etc., can be visually identified; the connection of the part is tight, the parts themselves are cracked and so on, Listen with identification;