Sentence examples for have difficulty measuring from inspiring English sources

Conventional mass spectrometers have difficulty measuring abundances less than one hundred-thousandth of the reference isotope, because interfering ions are scattered into the analyzer location where the low-abundance isotope is to be sought.

However, the first method requires well-separated atomic columns and the second can have difficulty measuring multiple simultaneous aberrations.

This could be one underlying root cause of misunderstanding of liquid medication instructions; previous research has consistently shown that patients have difficulty measuring liquid medications correctly.

Even in 1968, when recordkeeping of all kinds had presumably improved, a federal commission had difficulty measuring gun production because records were scant, he said.

LONG BEACH, CALIFORNIA--Scientists have been scrutinizing gravity since the time of Newton, but they've had difficulty measuring the power of its pull.

Many international efforts to spur entrepreneurship, particularly in developing countries, often labor under the aid and development apparatus, which has difficulty measuring an economic return on investment.

These methods have difficulty in measuring the load because the dynamic effects are significant.

Yet, executives at BodyMedia have admitted to me that all devices have difficulty accurately measuring activity (cross-training exercising like Crossfit throw them for a loop).

Although ultrasound provides real-time and rapid measurements of liver perfusion and can measure the blood flow in large vessels of hepatic parenchyma, it has difficulty in measuring hepatic microcirculation.

Generally, patients had little difficulty measuring their BP, transmitting their readings or finding a routine for measuring their BP.

Further, older adults may have difficulty completing VAS measures [ 20].