Sentence examples for was difficult to attain from inspiring English sources
The naturalness that Mr. Malick was after was difficult to attain with a digital approach, said Dan Glass, the film's senior visual effects supervisor, speaking of some of the more hallucinatory passages in "The Tree of Life".
It was difficult to attain a perfectly homogeneous distribution of reinforced particles in the matrix phase, when the aluminium matrix composites were processed through liquid metallurgy or stir casting method.
Note that for substrate 7, it was difficult to attain HPLC separation of substrate and product peaks.
While this has been achieved previously, a high drug loading was difficult to attain due to incompatibility between the drug and polymer matrix.
Since little or no scientific or actuarial evidence exists to inform the group's discussions, consensus was difficult to attain in a number of areas.
Chemical support for the latter mechanism was difficult to attain using ionizing radiation as a source for initiating DNA damage, possibly due to the large number of reactive intermediates produced throughout the biopolymer.
Of course it is difficult to attain this degree of certitude, and the difficulty is enhanced by the restrictions of the criminal law.
Speech and music have been combined from earliest times; music heightens the effect of words, allowing them to be rendered with a projection and passion that is difficult to attain in speech alone.
At his speech Monday, Mr. Almunia acknowledged that it would be difficult to attain the right balance between protecting the European economy and opening up to trade and competition.
It warned: "Sexualised ideals of young, thin, beauty lead to ideals of bodily perfection that are difficult to attain, even for the models, which perpetuates the industry practice of "airbrushing" photographs.
There is probably some truth in the claim that the 'one to one' support is more crucial than the teaching ability or subject knowledge of a tutor, in some cases, as the dynamic of tutoring allows a level of personalised learning which is difficult to attain when teaching 29 other children beside them".
