在本发明方法中，在一个第一方法步骤(21)中测量该构件在要设置钻孔的那个位置上的实际壁厚。
In the case of the method according to the invention, in a first method step (21) an actual wall thickness of the component is measured at the location at which the drilled hole is to be introduced.
采用钻孔套芯应力解除法在赵楼煤矿井底车场位置选点进行了地应力测量。
In-situ stress was measured by overcoming method in borehole in Zhaolou Coal Mine shaft station.
把各测点位置画在样板上，在测点位置钻孔以备探头伸入孔内进行测量。
Put the point position in the templates, in painting measuring position for drilling to probe stretch into the hole of the measurements.
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