51 lines
2.3 KiB
TeX
51 lines
2.3 KiB
TeX
\begin{figure}[htbp]\centering
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\begin{tikzpicture}[x=0.00145cm,y=0.00145cm,font=\small]
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\fill[inkblue!5] (0,0) circle (1800);
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\draw[thick] (0,0) circle (1800);
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\draw[->,warmgray] (-2900,0)--(2950,0) node[right] {$x$/m};
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\draw[->,warmgray] (0,-2800)--(0,2850) node[above] {$y$/m};
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\draw (-2000,-35)--(-2000,35);
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\node[below,font=\scriptsize] at (-2000,-50) {-2000};
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\draw (-1000,-35)--(-1000,35);
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\node[below,font=\scriptsize] at (-1000,-50) {-1000};
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\draw (1000,-35)--(1000,35);
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\node[below,font=\scriptsize] at (1000,-50) {1000};
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\draw (2000,-35)--(2000,35);
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\node[below,font=\scriptsize] at (2000,-50) {2000};
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\fill[inkblue] (-800.0,-200.0) circle (33);
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\fill[inkblue] (800.0,200.0) circle (33);
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\fill[inkblue] (-200.0,900.0) circle (33);
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\fill[inkblue] (200.0,-900.0) circle (33);
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\fill[inkblue] (-1200.0,700.0) circle (33);
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\fill[inkblue] (1200.0,-700.0) circle (33);
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\fill[inkblue] (800.0,1200.0) circle (33);
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\fill[inkblue] (-1800.0,-300.0) circle (33);
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\fill[inkblue] (1800.0,300.0) circle (33);
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\fill[inkblue] (-400.0,1800.0) circle (33);
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\fill[inkblue] (0.0,0.0) circle (33);
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\fill[inkblue] (1400.0,-1400.0) circle (33);
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\fill[inkblue] (-1500.0,-1300.0) circle (33);
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\fill[inkblue] (1500.0,1300.0) circle (33);
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\fill[inkblue] (-400.0,-1800.0) circle (33);
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\fill[inkblue] (400.0,1800.0) circle (33);
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\fill[inkblue] (-1800.0,400.0) circle (33);
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\fill[inkblue] (1800.0,-400.0) circle (33);
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\fill[inkblue] (-500.0,700.0) circle (33);
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\fill[inkblue] (-700.0,-700.0) circle (33);
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\fill[inkblue] (700.0,700.0) circle (33);
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\fill[inkblue] (1300.0,1100.0) circle (33);
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\fill[inkblue] (-1300.0,1500.0) circle (33);
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\fill[inkblue] (500.0,-1800.0) circle (33);
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\fill[inkblue] (-900.0,-2100.0) circle (33);
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\fill[inkblue] (600.0,1900.0) circle (33);
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\fill[inkblue] (-2500.0,500.0) circle (33);
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\fill[inkblue] (1900.0,-900.0) circle (33);
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\fill[inkblue] (-1700.0,-500.0) circle (33);
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\fill[inkblue] (-700.0,-1200.0) circle (33);
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\fill[inkblue] (900.0,-700.0) circle (33);
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\node[anchor=west,align=left] at (3250,900) {圆域：源位置先验\\蓝点：31个检测站};
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\node[anchor=west,align=left] at (3250,-700) {部分站点在圆域外\\用于接收向外发射的源};
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\end{tikzpicture}
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\caption{第四问31点计划的几何分布。站点取自计划文件，不代表正式运行轨迹；离散验证不等同于连续覆盖证明。}
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\label{fig:q4plan}\end{figure}
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