精品97国产在线观看,久久精品国内精品,日本在线中文字幕第一视频,97在线视频免费播放

<span id="08quo"></span>
      
      

            1. ?????豸

              ???λ??:???>???????>????????????>???????

              ???????????????

              ??????????????????????????????????????????????????????????????????????ū??????????????????????????????????????????????????????ó?????????????????????????????????????????????

              ??????????£?

              ?????????????????

              ??С????????? = ??С???????x ?????磨??磩?? ??????磨??磩

              ???????????? = ????????x ?????磨??磩?? ??????磨??磩

              ????????????????磺

              ?????仭?棨??? = ?????????x ??????磨??磩?? ??С???????

              ??С??仭?棨??? = ?????????x ??????磨??磩?? ????????

              ??1

              Toshiba TLP-S71???????26.5mm~31.5mm, ?????????0.7???LCD?壬???85??????檔

              ??С?????????=0.0265?? x 85????0.7??? = 3.217??

              ????????????=0.0315??x 85????0.7??? = 3.825??

              ??2

              ?????EPSON EMP-6000???????24.0 - 38.2 mm???????????0.8???LCD?壬???????4???????????仭?????С????仭?檔

              ?????仭?棨??磩 =4??x 0.8????0.024?? = 133.3???

              ??С??仭?棨??磩 =4??x 0.8????0.0382?? = 83???

              ?????????????磬????????????????????????????????,??????????????????????????????????????λ???硣

              ??????????????????????????????????б??????????????磨??磩?????????????????????????

              ?????λ???????1???=2.54????=0.0254??

              ????????????????4:3 ??????????????????

              ??????????=?????磨??磩x 0.0254??/???x 0.8 =???????50

              ??????????=?????磨??磩x 0.0254??/???x 0.6 =???????66

              ??????λ???

              ????????

              60????????????60??50=1.2????? ????60??66=0.909?????

              150????????????150??50=3????? ????150??66=2.27?????

              200????????????200??50=4?????????200??66=3?????

              ???????
              • ISO9001
                ??????????
              • 3C???
                ?й???????????
              • ?????
                ??????????????
              • ?й?????
                ?豸????Э????
              • ????????
                ????????????????
              • ???????????
                AAA??????????λ
              ????????????????????????????????????????·8?????????A9F
              www.nbxiongwei.com?????????????????????????????????? ??ICP??05089975??
              ?綽??0755-28882666?????????????棺0755-28469696 ??E-mail??av@szpa.com
              ????????|???????????|???????????|???????????|???????????|??????????|????????
              ????????????????????-???????????? ???????????????? ???????????? ?п??????? ?????????????
              ?????????????????????豸 ????????豸 ???????????? ????????
              ?????????