It is not needed to punch the tubing when this sensor is used to measure the internal pressure, which guarantees the oil string with higher mechanical strength and keeps Wells in normal production.
由于该传感器不需要在油管柱上打孔取压，从而保证了油管柱有较高的机械强度，在测量时不影响油气井的正常生产。
Uses the Sweden SKF seeker precision bearing, guarantees the mechanical operation steady reliable.
采用瑞典SKF探索者精密轴承，确保机械运转平稳可靠。
The method can manufacture the paper-cut crafts with mechanical equipment, guarantees the quality and industrially produces the paper-cut crafts.
这种方法可以用机械设备制作剪纸，保质保量工业化成批生产剪纸工艺品。
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