In VAX/VMS, an extended range floatingpoint number 16 bytes long having a range of +/-0.84*10**-4932 to +/-0.59* 10**4932 and a precision of approximately 33 decimal digits.; 在VAX/VMS中使用的一種擴展的16位字節(jié)長的浮點數(shù),其數(shù)值范圍從±0.84×10的4932次方到±0.59×10的4932次方, 精度大約為33位十進(jìn)制數(shù)。