Measure twice, cut once. That’s sound advice, though no guarantee you won't measure wrong twice. Some measuring errors occur ...

Abstract: In addition to the axial stress, temperature also affects the velocity of ultrasonic waves in the bolt. Ignoring the influence of temperature leads to inaccurate bolt axial stress ...

Abstract: Measurements of human crowding (occupancy) levels at various locations are crucial for transport planning research. Since information about visitor crowding might change over time and space, ...