TRƯỜNG CAO ĐẲNG NGHỀ THÀNH PHỐ HỒ CHÍ MINH
KHOA CƠ KHÍ CHẾ TẠO
GIÁO TRÌNH
PHAY ĐA GIÁC, RÃNH CẮT ĐỨT,
RÃNH CHỐT ĐUÔI ÉN
NGHỀ: CẮT GỌT KIM LOẠI
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