"test investigation" is correct and usable in written English.
Example sentence: The test investigation revealed that the new technology was not as reliable as expected.
A pilot plant unit was designed and constructed to carry out this test investigation.
In this study, field test investigation is conducted on roller-compacted concrete pavement (RCCP).
Since hypoglycemia reportedly occurs during the test, investigation of its role as a stimulus to GH release is granted.
However, it has been found that Reynolds number dissimilitude between scales deteriorates the aerodynamic performance of floating offshore wind turbines when using model test investigation methodologies.
To achieve this goal, an off-design performance test investigation was conducted on a small-sized, two-shaft gas turbine test rig.
Two different conditions were considered for the test investigation: in Case I, the control system kept the fuel flow constant at 57 kg/h, and in Case II, the turbine inlet temperature was kept constant at 665 °C.
Test investigations were performed for turbulent flows around two- and three-dimensional circular cylinders.
The key point is the knowledge of the correct instability parameter, −δcyδα, which mostly has been taken from static model test investigations in the past.
Against this background, we aimed to identify, analyse and learn from the MPS organisational database of hazards specifically related to practice systems for the ordering of laboratory test investigations and subsequent results management and communication processes.
In 1993, New Jersey put into place a new law, the Industrial Site Recovery Act, which set standards for permissible levels of contamination in groundwater and soil, and for proper site testing, investigation and work plans.
The overall objective of this bundle test series is the investigation of ballooning, burst and secondary hydrogen uptake of the cladding under representative design basis accident conditions as well as detailed post-test investigation of the mechanical properties of the claddings to check the embrittlement criteria.
