編號測量范圍分度值質(zhì)量710-0150-75mm0.01mm0.071-0275-100mm0.122-03100-125mm0.131-04125-150mm0.152-05150-175mm0.169-06175-200mm0.187-07200-225mm0.204-08225-250mm0.221-09250-275mm0.239-10275-300mm0.256-112-3in0.001in0.074-123-4in0.128-134-5in0.143-145-6in0.168-156-7in0.189-167-8in0.228-178-9in0.232-189-10in0.253-1910-11in0.275-2011-12in0.296