插入法是什么？ 工程造价中插入法是什么意思
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\u3000\u3000\u5c31\u662f\u8bc4\u6807\u529e\u6cd5\u7684\u4e00\u79cd\uff1a
\u3000\u30001\u3001\u7ebf\u6027\u63d2\u503c\u6cd5\u4e24\u79cd\u56fe\u5f62\u53ca\u9002\u7528\u60c5\u5f62\uff1a
\u3000\u3000
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\u3000\u3000
\u3000\u30002\u3001\u516c\u5f0f\u63a8\u5bfc
\u3000\u3000\u5bf9\u4e8e\u8fd9\u4e2a\u63d2\u503c\u6cd5\uff0c\u5982\u4f55\u8ba1\u7b97\u548c\u8fd0\u7528\u5462\uff0c\u8003\u751f\u5728\u8003\u8bd5\u65f6\u5148\u8bd5\u7740\u753b\u4e00\u4e0b\u4e0a\u9762\u7684\u56fe\uff0c\u53ea\u6709\u56fe\u51fa\u6765\u4e86\uff0c\u6839\u636e\u4e09\u89d2\u51fd\u6570\u5b9a\u4e49\uff0ctanA=\u89d2\u7684\u5bf9\u8fb9\u6bd4\u4e0a\u90bb\u8fb9\uff0c\u4ece\u56fe\u4e0a\u53ef\u4ee5\u770b\u51fa\uff0c\u2220A\u662f\u59cb\u7ec8\u4fdd\u6301\u4e0d\u53d8\u7684\uff0c\u56e0\u6b64\uff0c\u6839\u636e\u4e09\u89d2\u51fd\u6570tanA\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u8fd9\u6837\u7684\u516c\u5f0f
\u3000\u3000\u56fe\u4e00\uff1atanA\uff1d\uff08F1-F2\uff09/(D2-D1)=(F-F2)/(D2-D)\uff1d\uff08F1-F\uff09/(D-D1)\uff0c\u901a\u8fc7\u8fd9\u4e2a\u516c\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u8fdb\u884c\u591a\u79cd\u63a8\u7b97\uff0c\u5f97\u51fa\u6700\u7ec8\u516c\u5f0f\u5982\u4e0b
\u3000\u3000F=F2+\uff08F1-F2\uff09*(D2-D)/ (D2-D1)
\u3000\u3000\u6216\u8005F= F1-\uff08F1-F2\uff09*(D-D1)/(D2-D1)
\u3000\u3000\u56fe\u4e8c\uff1atanA\uff1d\uff08F1-F2\uff09/(D2-D1)\uff1d(F-F2)/ (D-D1)\uff1d\uff08F1-F\uff09/(D2-D)
\u3000\u3000\u901a\u8fc7\u8fd9\u4e2a\u516c\u5f0f\u6211\u4eec\u4e0d\u96be\u5f97\u51fa\u516c\u5f0f\uff1a
\u3000\u3000F= F2+\uff08F1-F2\uff09*(D-D1)/(D2-D1)
\u3000\u3000\u6216\u8005F=F1-\uff08F1-F2\uff09*(D2-D)/(D2-D1)
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\u516c\u5f0f\uff1a
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Y\u2014\u2014\u7eb5\u5411\u53d7\u62c9\u94a2\u7b4b\u642d\u63a5\u957f\u5ea6\u4fee\u6b63\u7cfb\u6570\u5185\u63d2\u503c\uff1b
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\u3010\u4f8b\u3011\u5047\u8bbe\uff0c\u7eb5\u5411\u94a2\u7b4b\u642d\u63a5\u63a5\u5934\u767e\u5206\u7387\ufe59%\ufe5aX\uff1d60\uff0c\u6c42\u7eb5\u5411\u53d7\u62c9\u94a2\u7b4b\u642d\u63a5\u957f\u5ea6\u4fee\u6b63\u7cfb\u6570\u03b6l\u3002
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\uff1d1.4\uff0b0.2\u00f750\u00d710
\uff1d1.44
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\u7528\u7b28\u529e\u6cd5\u5427\uff01
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\u951a\u56fa\u957f\u5ea6\u4fee\u6b63\u7cfb\u6570\u03b6a\uff1a\uff080.8\uff0b0.7\u00f72\uff1d0.75\u3002
\u7b54\uff1a\u951a\u56fa\u957f\u5ea6\u4fee\u6b63\u7cfb\u6570\u03b6a\u7684\u53d6\u503c\u4e3a0.75 \u3002
\u4e8c\u89e3\uff1a
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0.8\uff0d0.005\u00d718\uff0820\uff0d2\uff1d18\uff09\uff1d0.71\u3002
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插入法就是内插法，在财务管理中内部收益率哪里讲的很详细。
问题太笼统，什么的插入法啊
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