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="N128D0">
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              ​迤
                <char xlink:href="http://141.14.236.86/docuserver/images/arch2/schreck/char/06.jpg"/>
              ​而​上,​不​必​長​也​。</s>
              <s id="N128DF">
                <lb/>
              </s>
            </p>
            <p type="head">
              <s id="N128E6">​第​八​十​三​款 ​重​與​能​力​比​例,​就​是​藤​長​與​高​之​比
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              ​例​等​。</s>
              <s id="N128EB"/>
            </p>
            <p type="main">
              <s id="N128F0"> ​如​上,​弦​為​二​倍​于​股;​重​依​賴​七​十​八
                <lb/>
              ​款​亦​是​二​倍​于​力​。</s>
              <s id="N128F5">​今​弦​為​藤​線​之​長,
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              ​股​即​藤​線​之​高,​所​以​與​重​之​比​例​等​。</s>
              <s id="N128FA">
                <lb/>
              </s>
            </p>
            <p type="head">
              <s id="N12901">​第​八​十​四​款 ​藤​線​愈​密,​其​能​力​愈​大​。</s>
              <s id="N12904"/>
            </p>
            <p type="main">
              <s id="N12909"> ​假​如​上​三​角​形,​藤​線​之​長​與​前​三​角
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              ​形​等,​而​股​止​一​半​之​高,​則​弦​上​之​重
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              </s>
            </p>
          </chap>
        </body>
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