GQ-25		杠杆千分尺		Indicating Snap Micrometers
		产品型号	测量范围	微分头分度值	量表测量范围	量表分度值
		Type	Range	Resolution	Resolution of Micrometer head	Indicator Range
		GQ-25	0～25mm	0.01mm	±0.04mm	0.001mm
		GQ-50	25～50mm	0.01mm	±0.04mm	0.001mm
		GQ-75	50～75mm	0.01mm	±0.04mm	0.001mm
		GQ-100	75～100mm	0.01mm	±0.04mm	0.001mm