现场矿山压力观测表明，无论是工作面顶板正常工作期间还是周期来压期间，工作面设备均表现出了良好的稳定性。
The site mine pressure observation showed that during the face roof normal period or the roof periodical pressurized period, the face equipment all presented a good stability.
现场矿山压力观测表明，无论是工作面顶板正常工作期间还是周期来压期间，工作面设备均表现出了良好的稳定性。
The site mine pressure observation showed that during the face roof normal period or the roof periodical pressurized period, the face equipment all presented a good stability.
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