Exact(1)
In the case of rigid structures such as polymeric, silica-based, metal and other nanoparticles, sterilization by filtration may be the only option, however, wide particle distributions and particle sizes closer to 220 nm can result in tremendous difficulty in filtration due to the nominal pore size of standard filtration membranes.
Similar(56)
More recently, FWD.us has also had tremendous difficulty in affecting change in Washington.
Gayeton told Salon in 2014, "I think the climate movement has had a tremendous difficulty in the past 10 years because most people--most general people--have term fatigue.
The whole affair was "nasty" and the police had tremendous difficulty in getting the Queen's car away at the end of the visit.
Hillary tried mightily to extract some unequivocal declaration of approval from her father, but he had tremendous difficulty in expressing pride or affection".
"We have tremendous difficulty in getting American citizens to apply for, enroll and be qualified in many of our engineering and science areas," said Mark Kamlet, provost at Carnegie Mellon University in Pittsburgh, one of the nation's premier research institutions.
Russia had tremendous difficulty in perceiving let alone accepting Ukraine as an independent country: it viewed Ukraine as an integral part of the Russian realm and even considered Ukrainians to be virtually the same people as Russians.
Existing capacitive force sensors mainly rely on ingenious but complex structural designs, posing tremendous difficulty in fabrication and usually featuring a fixed sensitivity.
"I had a family with a child who had tremendous difficulty waiting in lines, waiting for anything," said Dr. Balamuth.
Also, starting in the summer of 2009, the Iranians began having tremendous difficulty running their centrifuges, the tall, silvery machines that spin at supersonic speed to enrich uranium — and which can explode spectacularly if they become unstable.
However, Democrats have long had tremendous difficulty nominating high-quality candidates in South Carolina, and their best prospects could instead be attracted to the governors' race, where the Republican incumbent, Nikki R. Haley, is vulnerable.
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