免费无毒黄片_娇妻的欧美交换视频_毛片点击进入在线播放_午夜精品国产AV,亚洲日韩色在线高淯v,依依成人网在线观看,九一av在线,老熟妇性色老熟妇性,久久电影午夜伦高清A片,黄片免费国产,av无码免费无禁网站久久

���v�h(hu��n)���W(w��ng)

�Ϻ������y�T���޹�˾

�Pע�ȣ�19756 ���S�ȣ�49 ���vָ��(sh��)��19880

���U��s�^�V��

�˚⣺1948 �l(f��)���r�g��2011-01-13 15:52

�P�I�~���y�T

�aƷ��̖��

�����I��ˮ̎��

�aƷ�r�����h

���˽����aƷԔ��,��Ո

 
  �aƷ���Q�� ���U��s�^�V��
  �aƷ��̖�� YSFT
 
 
   
 ï¿½ï¿½ï¿½P�aÆ·
 ï¿½ï¿½ï¿½U��s�^�V��
 

���U��s�^�V����Ԕ���Y�ϣ�

 

���U��s�^�V��
Y�ͣ�YSTF��
 ï¿½ï¿½ï¿½U��s�^�V��
 
  
     ������
                     Y�����U��s�^�V����—Y���^�V������s���^�M�ϡ�ֱ�Ӟ齨��,�����ӽ�����
           ���S��֮�o��ˮ�����ʹ��,�����b���ڜp���y����y,����ˮλ�y��������Ҫ�O��
           ֮��,��ʹ������ʲ����b��ж�Ա��y�^���O��֮����ʹ�á�
   
                           ��ҪҎ(gu��)��                                             ï¿½ï¿½ï¿½|��
                           ï¿½ï¿½ï¿½ï¿½ï¿½É˜O��PN1.0,��PN1.6                      ���w���,�����P䓡��T�F
                           ï¿½Í‰ï¿½Ô‡òž£º1.1MPa,��1.78MPa                ��s���U����\�ݗU
                                                      Ö¹Ë®ï¿½zȦ���ϳ����zNBR
 
                   
 
    ���γߴ磺

���Qͨ��
DN
�aƷ��̖
L
H1
H
D
D1
Dn
n
1.0MPa
1.6MPa
1.0MPa
1.6MPa
1.0MPa
1.6MPa
1.0MPa
1.6MPa
50
YSTF-0050
300±12
100
145
185
165
125
125
18
4
4
4
80
YSTF-0080
380±15
145
205
200
200
160
160
18
8
8
8
100
YSTF-0100
430±215
165
235
220
220
180
180
18
8
8
8
150
YSTF-0150
550±15
230
320
280
285
240
240
22
8
8
8
200
YSTF-0200
650±25
320
440
340
340
295
295
22
8
8
12
250
YSTF-0250
775±25
370
510
395
405
350
355
26
12
12
12
300
YSTF-0300
900±25
450
550
445
460
400
410
26
12
12
12
350
YSTF-0350
1020±530
500
600
500
520
460
470
28
16
16
16
400
YSTF-0400
1150±030
620
640
565
580
515
525
30
16
16
16

���U��s�^�V��


�P�ڡ����U��s�^�V�� ���uՓ
�]�䣺 �ܴa�� ���Ñ�ע��

�W(w��ng)���uՓ�H������_���˿���,�������������v�W(w��ng)ͬ�����^�c���C����������

��������