Sentence examples for difficult to measure with from inspiring English sources

In fact, crustal levels are so low that they are extremely difficult to measure with current technology.

But whether dieting actually shrinks your stomach, as many people believe, is not so clear-cut, partly because the stomach's actual size is difficult to measure with precision before and after a diet.

Earth's overall reflectivity, or albedo, depends almost entirely on cloud cover and is difficult to measure with any certainty using satellites, said Dr. Loren Acton, a solar physicist at Montana State University who was not involved in the research.

Democratic leaders in Iowa say that in a contest that is notoriously difficult to measure with polls, Dr. Dean is the dominant candidate, and they are struck by the powerful commitment of his supporters.

But corruption is notoriously difficult to measure with any accuracy.

Concentration profiles of lithium in a cell are difficult to measure with traditional spectroscopic techniques.

In this normal condition, it can be difficult to measure proliferation with methods that utilize the detection of proteins associated with cell cycle activation (such as PCNA, Ki67) at a single time point (i.e., the time of animal sacrifice or tissue sampling).

A mathematical model of the cycle is developed, along with a procedure for the identification of otherwise difficult to measure data, with the purpose of providing the complete picture of the internal thermodynamic cycle.

However, the absolute growth of cells, their change in physical mass, whether cancerous or physiologic, is difficult to measure directly with traditional techniques.

For example, an "attitude" is a concept that is difficult to measure directly with single items but can be inferred from various questions asking about different aspects of that attitude.

These high scores, however, make it difficult to measure correlations with independent variables.