The hysteresis makes the operation of a hypersonic inlet very difficult to control.
Drilling is still difficult and expensive in Cook Inlet - though not quite as a difficult or expensive as the North Slope - yet it's home to several independent companies.
In this kind of heat exchanger, the inlet and the outlet are difficult to clean due to their particular geometry and the presence of seals.
Inlet and outlet defects are difficult to be closed with catheter devices.
The anatomic DACs that make either visualization of the glottic inlet or placement of a tracheal tube difficult included the presence of blood, vomit, or secretions in the airway, cervical immobility (intrinsic or due to a cervical collar), obesity, a large tongue, a short neck, a small mandible, facial or neck trauma, airway edema, and limited mouth opening.
Dumping untreated waste into Long Island's bays and inlets is illegal, but catching violators is difficult.
Relight of jet engines at high altitude is very difficult due to the relatively low pressure and temperature of inlet air.
The study was preemptively dimensioned and powered to demonstrate 30 % reduction in TI delay for the patients with difficult laryngoscopy as attested by the low percentage of glottis inlet visible (POGO score) of below 30%% (Ref).
Nevertheless, access to lesions that lie near the thoracic inlet or within the thoracic cavity can be difficult, risky, or even impossible with US- FNA.
According to NOAA's estimates, Mr. Jindal said, the spill has already affected nearly 50 miles of Louisiana's coastline, which is full of breaks and inlets into fragile marshlands that are far more difficult to protect than sandy beaches.
