Chinatungsten ??? ???????? ???? ????? ????? ???????? ????? ????? ????? ??????. ?? ??? ??? ??????? ????? ????????? ?????????? ?? ??? SPGB ????? ??????. ????? ???????? ????? ????? SPGB ? ?? ???? ???? ????? ????? ????? SPGB? ?? ?? ??? ????? ?? ???? ??? ??? ???? ?? ?????? ??????? ??? ?????? ?????? ?????. ??? ???? ????? ????? ????? SPGB? ???? ?? ??????? ???????? ???? ???? ?????? ???? ???????. ??? ??????? ??????? ???? ??? ??? ????? ????? ????? SPGB? ????? ????? ??? ????? Chinatungsten ???????? (i.chinatungsten.com). ?? ???? ????? ???? ??????? ??? ???? ??? ?? ????? ????? ????? SPGB? ?? ??????? ???????? ????????. ???? ???? ? ????? ?? ????? ????? ????? SPGB ???? ??????? ????? ??? ???? ????? ?? ????? ????? ????? SPGB. ???? Chinatungsten ??????-???? ????? ????? ????? ????? SPGB? ?? ??? ???? ???? ?????? ?? ????? ?? ?????? ??????? ????? ????? ????? ???.

SPGB

???

?????(mm)

????

L=d

rε

Z
C
3
0
2

Z
C
3
1
2

Z
C
3
0
4

Z
C
3
1
4

Z
P
1
0

Z
P
2
0

Z
P
2
5

Z
P
3
5

Z
P
4
0

Z
M
1
5

Z
M
3
0

Z
K
1
O
U
K

Z
K
2
O

Z
K
2
O
U
K

Z
K
3
O

Z
K
3
O
U
K

SPGB090304
SPGB090308
SPGB090312

9.525

3.18

4.40

0.4
0.8
1.2

.
.
.

CHINATUNGSTEN ONLINE ??? ???????? ?? ????? ?????? ????????? ?????? ????? ???????? ???? ????? ?? 20 ????. ??? ??? ???? ?? ????????? ???? ???????? ?? ??? ??????? ?? ???? ?? ????? ?? ?????? ?????????? ???:sales@chinatungsten.com

Chinatungsten ????????:[ChinaTungsten] [????? ????????] [????????] [???????????? ????????] [?????? ????????] [???? ????????] [???????? ?????] [????? ????????] [???????? ???????] [??? ????????] [???? ????????] [??????? ???] [???????? ????]

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???????? ??????? ????? ??????? SPGB

国产在线 | 日韩,精品一区二区三区的国产在线观看,亚洲国产精品日韩在线,国产视频在,青青国产成人久久91网站站,国内精品视频免费观看