Valves manual in the production process. Production process used manual valve to control the system Operator open and close or function the valve for controlled pressure or gas and oil flow rate.
ID: 464871203
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- 大图:4896 × 3264 像素·41.45 cm × 27.64 cm·300dpi·JPG
- 中图:1000 × 667 像素·35.28 cm × 23.53 cm·72dpi·JPG
- 小图:500 × 333 像素·17.64 cm × 11.75 cm·72dpi·JPG