传播模型

$PL\left(d,\phi \right)=P{L}_0\left(d_0,\phi \right)+10\times n\left(\phi \right)\times \log \left(d/d_0\right)+X_{\delta }\left(d,\phi \right)$

传播公式

不分区

$PL=P{L}_0+10\times 3.0461\times \log \left(d/d_0\right)-0.0217$

P1

$PL=P{L}_0+10\times 1.5318\times \log \left(d/d_0\right)-0.0447,d=0~9,\phi =176.2~185.6;354.9~3.4$

P2

$PL=P{L}_0+10\times 2.7564\times \log \left(d/d_0\right)-0.0621,d=1~11,\phi =6.8~176.2;191~349.7$

P3

$PL=P{L}_0+10\times 3.6718\times \log \left(d/d_0\right)-0.0193,d=7~12,\phi =3.4~49.7;313~353.2$

P4

$PL=P{L}_0+10\times 4.4951\times \log \left(d/d_0\right)-0.0154,d=10~12,\phi =324.8~354.9$

P5.1

$PL=P{L}_0+10\times 4.2886\times \log \left(d/d_0\right)-0.0559,d=12~13,\phi =3.4~25.9$

P5.2

$PL=P{L}_0+10\times 5.1372\times \log \left(d/d_0\right)-0.0189,d=12~13,\phi =332.1~354.9$