Abstract: Nondestructive testing (NDT) methods are widely used in the rail industry to detect and characterize rolling contact fatigue (RCF) defects in railroads, which is very important for railway ...
Abstract: In this paper, we propose a novel radial line planar phased array in which helical antenna elements are individually rotated by their respective connected micromotors to realize dynamic beam ...
A SE metal finishing company has agreed to stop using a chemical solvent after emissions exceeded health risk levels. Small plane makes emergency landing on SR 14 near Vancouver Drivers along State ...
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