Sentence examples for difficult drilling from inspiring English sources

It's a reminder that America relies on imports anyway and it won't make any real difference to ban difficult drilling until oil companies prove it is safe.

Because of the paucity of accessible outcrops and difficult drilling logistics, little is known about hydrological conditions in the Antarctic Peninsula during the late Eocene prior to the major ice advance.

Due to difficult drilling conditions (coarse glaciofluvial gravel deposits and an anthropogenic fill above the aquifer), only 12 monitoring wells were available for the investigation and localisation of the contaminant plume.

Q: Could you quantify how difficult drilling a relief well is?

For these reasons, operators prefer using OBDFs for highly difficult drilling (Yan 2001).

"Expensive and technically difficult" drilling could have detected that high pressure, Meiburg said.

A hole of 2 mm diameter is difficult to drill using conventional drill.

When an initial suboptimal K-wire hole is drilled, it is especially difficult to drill a second optimal K-wire trajectory because the initial hole will be entered inadvertently.

But he did participate in many of the team's difficult skating drills in camp.

Unfortunately, woven CFRP laminate can be exceedingly difficult to drill, resulting in rapid tool wear and fracturing.

She said that while a healthy balanced diet including aspects of a typical Mediterranean diet is linked to a lower risk of dementia, "it's often difficult to drill down to the particular aspect of diet, if there is one, that may be most beneficial".