涓?涓?绡? 禄

?寸嚎婊??ㄥ?????叉?ょ僵??纭?害妫?楠??瑰?

?寸嚎婊??ㄥ?????叉?ょ僵??纭?害濡?浣?妫?娴?锛?

?寸嚎婊??ㄥ?????叉?ょ僵??韩??灞??х?存?ュ奖????宸ョ????璐???朵腑纭?害?兼???冲??镐欢??宸ョ??涓?椤归??瑕???????

1??甯?姘?纭?害锛?涓昏??ㄦ?ユ?瀹??镐欢???讳欢?????查??灞??朵欢????涧??????????欢??纭?害锛?娴?瀹????粹??B450??

2??娲?姘?纭?害锛?HRA涓昏??ㄤ?楂?纭?害璇?浠讹?娴?瀹?纭?害楂?浜?HRC67浠ヤ?????????琛ㄩ?㈢‖搴︼?濡?纭?川??????姘????㈢?锛?娴?瀹?????RA>70??HRC涓昏??ㄤ??㈠?朵欢锛?濡?纰抽?€??宸ュ?烽?€???????㈢?锛?娣?????????????纭?害娴?瀹?锛?娴?瀹?????RC20-67??

3??缁存?纭?害锛??ㄦ?ユ?瀹???浠跺??瀵艰建?叉?ょ僵??纭?害锛?涔????ㄦ?ユ?瀹?娓?纰炽??姘板????姘???绛?琛ㄩ?㈢‖???哄??镐欢??纭?害??

杞?浇璇锋敞???哄?锛?/