在线观看一区二区三区四区,日韩第八页,日韩女优在线播放

bruce2020 — Tue, 11 May 2021 15:03:15 +0000

��Ҫ�漰��}�_��̴��ߵ��ٶȿ϶��Ǳ��^�졣�뾫�ȸ��ٶ��ֿ��100KHZ�}�_��c�� ֻ�Р��ȁ��ÿ��}�_0.02mm�� 32 / 0.02=1600.ÿ�D��Ҫ1600��}�_�� 1600*��3000/60��=80 000��PLC�@߅�O��}�_��80KHZ��@�ӣ��R�_Ҳ��^3000r/min��

yerong — Tue, 11 May 2021 14:51:50 +0000

�Q 200k�}�_��plc

1623154245 — Tue, 11 May 2021 14:30:23 +0000

��˃��S��a��ȡ��Ԓ��

̓�� — Tue, 11 May 2021 08:19:44 +0000

��x��W�� [s:21] [s:21] [s:21]

һ·��ǰhg — Tue, 11 May 2021 06:30:15 +0000

�OһȦ�}�_��2000�̈́�� ֪늙C3000R/M=50R/S PLC�l100000P/S 100000P\50R=2000P/R

fgx9306 — Tue, 11 May 2021 04:58:46 +0000

1600һȦ�ͺ��˰� [s:21]

gxtmdb82164 — Tue, 11 May 2021 03:10:52 +0000

��,��}�_��*�}�_�ٶ�<=PLC�}�_��ݔ�� ,32mm��г�߀�ǌ��?��ǌ��̵�Ԓ,�ŷ�һȦ32mm,3000�D��ζ��100m/S,�Ҳ��f�Ƿ��Ҫ�@ô��ٶ�,�͆��Cе�Ե��? ��,�]��Ҏ��΂��}�_�D��λ�Ʊ��,ֻҪ�Ǿ��Ҫ��M��,�x��һ��M��ٶ�Ҫ��Ҏ��Ĕ�ֵ��,��K�O�õĕr�� ..

wangnaizhi — Tue, 11 May 2021 01:38:49 +0000

�ŷ��_�� ҲҪ��z�U�ܲ��_�� @�� ŷ��ߵ��ٶ� ��Լ�� ŷ�2Kһ�D�Ϳ�� @��x�͌�� Լ��ȡ��