A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">助曲线</span>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">首曲线</span>
C、<span style="TEXT-DECORATION: none"><span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px; TEXT-DECORATION: none">高程注记</span><span style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 14px; TEXT-DECORATION: none"> </span></span><span style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 14px"> </span>
D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">间曲线</span>
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