国产日韩欧美亚洲_国产一区91_欧美日韩亚洲精品内裤_亚洲高清电影

木工合金鋸片各構(gòu)成部分名稱:

1.合金刀頭Tips

2.基體Body

3.刃厚B Tip thickness B

4.基體厚b Plate b

5.前角Hook angle

6.后角Back relief angle

7.橫向前角Face angle

8.側(cè)面后角Sideward angle

9.頂傾角Top bevel angle

10.側(cè)面向心角Sideward centripetal angle

11.外徑D Cutting diameter內(nèi)徑d Bore

12.消脹線（槽）Tension ring

13.減振線Expansion slot

14.減振銅釘Copper bin