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

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          <chap id="N10D00" n="2">
            <p type="main">
              <s id="N12514">
                <pb xlink:href="X03/01/208.jpg"/>
              ​從​滑​車​而​轉，​則​亦​力​省​矣​。</s>
              <s id="N1251F">
                <lb/>
              </s>
            </p>
            <p type="head">
              <s id="N12526">​第​六​十​一​款 ​輪​周​攀​索​之​下​與​軸​係​重​之​上​比​例
                <lb/>
              ​為​兩​半​徑​之​比​例​。</s>
              <s id="N1252B"/>
            </p>
            <p type="main">
              <s id="N12530"> ​假​如ae​為​四​丈​與io​等​。</s>
              <s id="N12533">​人​在e
                <lb/>
              ​所，​攀a​而​下，​到e​即​有​四​丈；​而o​重
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              ​之​起​但​能​到u，​止​得​一​丈​。</s>
              <s id="N1253A">​蓋​因ac
                <lb/>
              ​為​四​分，ci​為​一​分，​故​比​例​為​四​倍
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              ​也​。</s>
              <s id="N12541">
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              </s>
            </p>
            <p type="head">
              <s id="N12548">​第​六​十​二​款 ​輪​之​用，​省​力​而​費​時，​比​例​。</s>
              <s id="N1254B"/>
            </p>
          </chap>
        </body>
      </text>
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