Terentius, Johannes; Zheng, Wang 王徴, Yuan xi qi qi tu shuo lu zui 遠西奇器圖說錄最, [1830]

Table of Notes

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          <chap id="N10015" n="1">
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              <s id="N11371"> ​第​二​十​款 ​每​多​稜​有​法​柱，​其​重​心​在​內​徑​中​。</s>
              <s id="N11374"/>
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            <p type="main">
              <s id="N11379"> ​假​如​上​立​方​六​稜​柱，​其​重​心​在​方​徑
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              ​內​心​。</s>
              <s id="N1137E">a​至i​為​內​徑，​就​是​其​軸​。</s>
              <s id="N11381">e​之
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              ​內​心，​乃​其​重​心​也​。</s>
              <s id="N11386">
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              </s>
            </p>
            <p type="head">
              <s id="N1138D"> ​第​二​十​一​款 ​每​多​稜​有​法​體，​其​重​心​、​形​心​俱​同​所​。</s>
              <s id="N11390"/>
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            <p type="main">
              <s id="N11395"> ​假​如​上​八​稜​有​法​柱，a e i​是​其​內
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              ​軸，e​即​其​重​心​、​形​心​是​也​。</s>
              <s id="N1139A"/>
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