DescriptionNIST-4 Kibble balance.jpg English: The NIST-4 Kibble balance, which began full operation in early 2015 at the National Institute of Standards...
0/PDMCreative Commons Public Domain Mark 1.0falsefalse English NIST-4 Kibble balance for the realization of mass in the range from 50 g to 2 kg. applies...
