\u6c42Nel-Zel Formula\u753b\u5e08\u7684\u6d77\u8d3c\u738b\u7684\u6240\u6709\u753b\u96c6

\u67e5\u6536\uff0c\u5751\u7239\u4e0a\u6b21\u88ab\u541e\u4e86

\u4e5f\u7ed9\u6211\u53d1\u4e00\u4e2a\u5427\[email protected]