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6 个月
钢卷尺检定装置(数显式)
三、技术指标: 钢卷尺检定装置可检测项目:1级,2级普通钢卷尺。测深钢卷尺(量油尺)。纤维卷尺。测绳等卷尺类大量程量具。 1. 检定台外形长度:5.3m(可根据用户要求按照每5m段任意接长至50m) 2. 有效检测长度:5m(采用分段法检测测量范围:(5—200 ...
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