使用FSPL计算器预测天线信号强度，只需输入天线间距离、增益和信号频率，即可获取信号传输损耗。FSPL计算器适用于无障碍视线路径的信号损耗计算。
{
"purchaseCount": 0,
"pv": 3,
"globalHotValue": 0,
"updateDt": 1759597915234,
"hotValue": 0,
"todayChainPv": 0,
"todayGlobalPv": 0,
"americaHotValueDouble": 0,
"globalHotValueDouble": 0,
"todayAmericaPv": 0,
"americaHotValue": 0,
"selectedValueDouble": 691,
"chinaHotValueDouble": 0,
"selectedValue": 691,
"chinaHotValue": 0,
"hotValueDouble": 0
}
该API产品计算多余电子数量，提供电子和电荷的理论简介，并通过简单实验验证公式。用户可通过电荷测量计算多余或缺失电子数量，并理解电荷累积导致的物理现象。
{
"purchaseCount": 0,
"pv": 3,
"globalHotValue": 0,
"updateDt": 1759597915192,
"hotValue": 0,
"todayChainPv": 0,
"todayGlobalPv": 0,
"americaHotValueDouble": 0,
"globalHotValueDouble": 0,
"todayAmericaPv": 0,
"americaHotValue": 0,
"selectedValueDouble": 691,
"chinaHotValueDouble": 0,
"selectedValue": 691,
"chinaHotValue": 0,
"hotValueDouble": 0
}
电力计算器API，帮助计算电器设备的耗电量，支持直流和交流电路的功率计算，提供电流、电压和功率因数的计算功能，适用于家用电器功率估算。
{
"purchaseCount": 0,
"pv": 4,
"globalHotValue": 0,
"updateDt": 1759597915148,
"hotValue": 0,
"todayChainPv": 0,
"todayGlobalPv": 0,
"americaHotValueDouble": 0,
"globalHotValueDouble": 0,
"todayAmericaPv": 0,
"americaHotValue": 0,
"selectedValueDouble": 691,
"chinaHotValueDouble": 0,
"selectedValue": 691,
"chinaHotValue": 0,
"hotValueDouble": 0
}
该API产品是快速直观的瓦时计算器，支持毫安时至瓦时转换，帮助用户估算电池能量。输入电压、毫安时或安时，可计算电能和设备功率消耗。
{
"purchaseCount": 0,
"pv": 4,
"globalHotValue": 0,
"updateDt": "2025-10-05 01:11:37",
"hotValue": 0,
"weekTrailSuccessRate": null,
"weekTrailSuccessSum": null,
"todayChainPv": 0,
"weekTrailSum": null,
"todayGlobalPv": 0,
"americaHotValueDouble": 0,
"globalHotValueDouble": 0,
"todayAmericaPv": 0,
"todayTrailSum": null,
"americaHotValue": 0,
"selectedValueDouble": 691,
"weekTrailSuccessNumMap": null,
"chinaHotValueDouble": 0,
"selectedValue": 691,
"hotValueDouble": 0,
"chinaHotValue": 0,
"weekTrailNumMap": null
}
