Sentence examples for be difficult to characterise from inspiring English sources
These forces can be difficult to characterise a priori because they require detailed modelling of: spacecraft geometry and surface properties; attitude behaviour; the spatial and temporal variations of the incident radiation and particle fluxes and the interaction of these fluxes with the surfaces.
Existing predictive techniques for the analysis of composite structures and components near and beyond their ultimate strength are either based on simple scalar stress functions, or use very complex damage formulations with many material constants, some of which may be difficult to characterise.
Our own experience also suggests that myositis ossificans can mimic high-grade sarcoma in its FDG PET imaging features and can also be difficult to characterise on MRI.
When a TF is bound to the promoter region, experimental evidence suggests an increased probability of the gene being its target, but the functional nature of the TFBS would be difficult to characterise based upon the TFBS profile alone.
But it also finds behaviour "which is difficult to characterise as rational".
The three parts, Heat, Light and Water, involve the past, present and future, and it is the way they blend that creates the sensibility of this work of fiction, which is difficult to characterise.
That's probably the modal estimate among forecasters, and I would say that it is difficult to characterise an economy which is two years out from full employment as facing a tight labour market.2) Having said that, we are approaching the point in the business cycle at which the Fed would historically begin tightening policy.
Some of these approaches result in glazing systems with relatively complex structures and it is difficult to characterise their optical and thermal properties for use in building simulation.
The dynamics of systems are difficult to characterise, therefore, knowledge of the molecular features governing the host guest equilibrium might aid in the design and practical application of the resulting inclusion complexes.
