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drawtube中文是什么意思

发音:  
用"drawtube"造句"drawtube"怎么读"drawtube" in a sentence

中文翻译手机手机版

  • 活镜筒
  • 显微镜抽筒

例句与用法

  • Finally , inside this reflection of the secondary , you can see the focuser drawtube and your eye
    最后,在副镜的反射像中,你能看到调焦座的伸缩管和你的眼睛的像。
  • Like the primary mirror , the eyepiece has an optical axis , and this axis should be aimed at the center of the main mirror for best performance ? though in practice it is the center axis of the focuser drawtube that you aim at the primary mirror
    目镜和主镜一样也有光轴,光轴应该对准主镜的中心? ?尽管实际上,目镜的光轴对准的是调焦筒(相当于调焦座)的中心。
用"drawtube"造句  
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