01507nam a2200265 a 4500 TVCDKTCT4797 Thư viện trường Cao đẳng Kỹ thuật Cao Thắng 20060419000000 060419 Thư viện Trường CĐ Kỹ Thuật Cao Thắng RG_1 #1 eb0 i1 vie 389.671.5 / T309C-m Trung tâm tiêu chuẩn-chất lượng Tiêu chuẩn Việt Nam: Máy cắt gọt kim loại: TCVN 4937-89; TCVN 4943-89 / Trung tâm tiêu chuẩn-chất lượng, Tổng cục Tiêu chuẩn-đo lường-chất lượng In lần thứ 1 H. : Ủy ban khoa học kỹ thuật nhà nước , 1989 40tr. ; 21cm Tiêu chuẩn này áp dụng cho mẫu sản phẩm dùng để thử máy cắt kim loại khi kiểm tra độ chính xác gia công. Tiêu chuẩn này không áp dụng cho mẫu sản phẩm dùng để kiểm tra độ chính xác gia công khi thử các máy cắt gót kim loại có công dụng đặt biệt. Tiêu chuẩn này hoàn toàn phù hợp với ST SEV 3128-81. Kỹ thuật gia công Kim loại--Gia công Tiêu chuẩn kỹ thuật Tổng cục Tiêu chuẩn-đo lường-chất lượng