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ʵɸ豸 300Բɸ

ͼƬ鿴ԭͼ
ͺţ 300 
ʱ䣺 2016/12/22
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      300ɸɸϷΪ˿֯ɸͽװɸ300Բɸɸɸǡɸѡʲ־ƶɡɸʲְ壬һԳͣƷȸߡСáײױΡɸԲ,סã۴󷽡

Բɸǽװɸñ׼GB/T6003.2-1997Ϲʱ׼ISO3310-21990 R20/3R20R40/3ϵУɸΪͭõ绯ѧӹɡ


ֱ300ɸҪڿȷļ⣬㷺ĥϣؿұҩ䣬ĵҵϵɸּ⡣ͬʱҹ˾Ҳ릵300ɸ׵ɸɰװ8ɸ豸װжʱɶʱػ֤ÿһԡ



 
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ӦϢ
ֱ ɸ ׼ɸ
÷ּ׼ɸ ʵұ׼Ļɸ 200ͭ׼ɸ
300Բɸ ӫ۳ɸ ɸ
׼ɸ ׼ɸ 400ɸ
ֱɸ ׼ɸ 300ɸ
˫Ļɸ ๦ܱ׼ɸ BZJ-300Ļɸ
200װɸ Ļʽ׼ɸ(Ƥʽ) 200׼ɸ
 
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۵Ǯ֪ ʹ׬Ǯ ƽ̨ôշ Ǯ ٿʮ
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