has dimension has unit 単位を持つ has value 値を持つ magnetic flux density B magnetic field magnetic induction magnetic flux density unit quantity 量 attotesla attotesla centitesla centitesla decatesla decatesla decitesla decitesla exatesla exatesla femtotesla femtotesla gamma gamma gauss gauss gigatesla gigatesla hectotesla hectotesla kilotesla kilotesla magnetic flux density dimension megatesla megatesla microtesla microtesla milligauss milligauss millitesla millitesla nanotesla nanotesla petatesla petatesla picotesla picotesla stattesla stattesla teratesla teratesla tesla tesla weber per square metre weber per vierkante meter