Based on superelastic damping application in structural engineering, the damping characteristics of commercial Ti-50.8Ni(mole fraction, %) alloy have been syste
The microstructures of semi-solid AZ91D alloy stirred by rotationally electromagnetic field were studied.The shape of primary α-Mg phase is dendrite under conv
The redundant observation, error tolerances, adjustment and precision estimation are the methodology of surveying technology, which are used in the procedure of survey engineering. Based on a redundan