263HP1458166282Years ago 389
Process flow: drill in place → Drilling → Mud injection → Run casing &...
570HP1556427002Years ago 405
The unit of length, width and height is cm. For example, if the size of an outer box is x x cm, i...
570HP1556427002Years ago 372
And crystalline polymers. The main characteristics of Yongzhou non-woven fabric are: low density, hi...
122HP1172949212Years ago 489
In fact, ground wire is not only a kind of grounding protection. The following describes in detail t...
717HP1274435422Years ago 381
Stainless steel grade group Series & mdash; Chromium nickel manganese austenitic stainless stee...
717HP1274435422Years ago 361
Assembly: the sealing ring shall be correctly installed in the U-groove of the pipe fitting, put the...
717HP1274435422Years ago 420
Continuous casting shall be adopted for stainless steel pipe fittings, so as to improve the comprehe...
632HP1955065912Years ago 362
During production in the production workshop, the unit weight of Pu warehouse board shall not be les...
984HP1437554932Years ago 406
After determining the reasonable pickling agent and polishing solution, it is very easy to carry out...
717HP1274435422Years ago 619
For business people, of course, it is better to spend less under feasible conditions. For goods such...
