A×B C D
450×300 300 0-350
630×400 400 0-450
800×500 500 0-550
1000×750 750 0-800
1200×1000 100 0-1050
用途：测量工件的垂直度、数控等精密机床的安装、调试。
Use:Examine such installation,debugging of the precidion machine tool as rertical degree,numerical control of the work piece,etc…
