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Author:
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Issue:
ping zi zuan kong
Author(s):
WANG Fuze
Pages:
34
Year:
1986
Issue:
1
Journal:
Teaching Instruments and Experiments
Keyword:
瓶子
;
车刀头
;
砂轮
;
废车
;
钢钻
;
铜焊
;
钻透
;
平面玻璃
;
三棱形
;
金刚砂
;
Abstract:
<正> 在玻璃瓶子或平面玻璃上钻孔,可以不用金刚砂磨.用自制的车刀头钻头就可以.将车床上用过的废车刀头,用铜焊接在废旧的钢钻杆上,再用砂轮将焊接的车刀头磨成三棱形尖或四棱形尖.钻头钝了可以再用砂轮磨好.
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