介绍了采用控制爆破技术施工位于井底车场及主要运输大巷的信集闭峒室，条件复杂，岩性变化大，要求安全性高。
This paper introduces controlled blasting technology on signal chamber of pit-bottom and main haulage roadway, which are of complex condition, lithological character and highly security.
除此之外，考虑到在下入测井工具之前可能降低井眼有效深度的井底碎屑、井眼充填和其它条件，通常还要钻进一段额外井眼。
In addition, there is usually a small amount of extra hole drilled to allow for junk, hole fill-in and other conditions that may reduce the effective depth of the well prior to running logging tools.
本文详细讨论了模型的差分求解、边界条件的处理方法和井底井筒流体与储层流体耦合的计算。
It was discussed in details that the model by difference method, the treatment of the ambient condition and the calculation of well flow model being coupled with reservoir.
在井底产层的条件下，油气水的物性参数随温度和压力的变化而变化。
When pay zone is at the bottom of a well, the physical properties of oil, gas and water vary with temperature and pressure.
并对不同井段处的井底压力进行了预测，发现在不同的井身深度条件下，其环空流速随井身深度的增加而降低。
And the bottom hole pressure in different depths is predicted, which can be found that the casing annulus velocity declines with the depth increasing at different hole depth.
动水位的升高值可以根据静水条件下井内水柱高度及井底和井口水温进行近似计算。
The value of the dynamic water level rise can be approximately calculated based on the water column height in the well under the static water condition an…
本文用试验方法研究了石油钻井过程中井底岩石零孔隙压力条件下的岩石可钻性。
Rock drillability of rock samples was studied by means of experiment under zero pore pressure and simulated down hole conditions.
动水位的升高值可以根据静水条件下井内水柱高度及井底和井口水温进行近似计算。
The value of the dynamic water level rise can be approximately calculated based on the water column height in the well under the static wat…
动水位的升高值可以根据静水条件下井内水柱高度及井底和井口水温进行近似计算。
The value of the dynamic water level rise can be approximately calculated based on the water column height in the well under the static wat…
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