1.刀口型直尺:knife straigjht edge Y;XEC;PXD
2.刀口尺: knife straigjht edge )b AcU
3.三棱尺three edges straigjht edge F4Gv=q)Z
4.四棱尺four edges straigjht edge JuT~~Z
5.条式和框式水平仪 @(A[H^E
bar form and square levels `=3:*.T*
6.合像水平仪 imaging level meter m;nT ?kv
7铸铁平板 cast iron surface plate A|d(5{:N
8.岩石平板 granite surface plate $McVK>=
9.铸铁平尺cast iron straigjht edge VS \~t
10.钢平尺和岩石平尺 7].FdjT.
steel and granite straigjht edge $/Q*@4t
11.圆度仪 roundness measuring instrument Xj<B!Wn*Xb
12.电子水平仪electronic level meter r6`v-TY(/
13.表面粗糙度比较样块铸造表面 roughness comparison specimens cast surface C2<