原子质量计算器使用公式A = Z + N计算原子质量,输入质子和中子数量,显示单位为原子质量单位及千克,同时显示质量数,适合不同科学计算需求。
{
"purchaseCount": 0,
"pv": 3,
"globalHotValue": 0,
"updateDt": 1759511627504,
"hotValue": 0,
"todayChainPv": 0,
"todayGlobalPv": 0,
"americaHotValueDouble": 0,
"globalHotValueDouble": 0,
"todayAmericaPv": 0,
"americaHotValue": 0,
"selectedValueDouble": 691,
"chinaHotValueDouble": 0,
"selectedValue": 691,
"chinaHotValue": 0,
"hotValueDouble": 0
}