Sentence examples for under drilling from inspiring English sources

The goal was to determine the influence of the bias voltage, which varied between −30 and −125 V, on the lifetime of coated cutting tools under drilling conditions.

Construction shaft, used as an air inlet or outlet for better ventilation effect, is applied into the construction ventilation of extra-long tunnel under drilling blasting method and trackless transportation.

The combination of liquid flow rate and gas injection rate should be carefully designed so the flowing bottom-hole pressure is less than the formation pore pressure under drilling conditions and the circulation-break bottom-hole pressure is greater than the formation collapse pressure.

One osteotomy with the diameter of 2.2 mm was prepared under drilling with a low speed and refrigeration.

This is related to good bone quality, implant design or implant site preparation (e.g. under-drilling).

Of course, after having Men At Work's Down Under drilled into my head a gazillion times twenty years ago, I couldn't help but try some Vegemite, and I'm not sure I'll ever forgive myself.

Under-balanced drilling (UBD) is widely used in petroleum drilling engineering, and regarding wellbore safety, it is necessary to analyze stress distribution around the wellbore during drilling procedures.

Estimation of the production index of oil and gas from the reservoir into the well during under-balanced drilling (UBD) is studied.

At water-based under-balanced drilling, water blocking and stress sensitivity are the main damages for low-permeability and tight sandstone gas reservoirs.

In this study, gas-liquid-solid three-phase flow in the annulus of a well with actual dimensions is simulated numerically considering under-balanced drilling (UBD) operations.

However, under-drilling of the crestal aspect may lead to decreased bone-to-implant contact [29].