单词盒子

drawtube

D 开头单词

基本解释

  • n. 伸缩管；显微镜的镜筒

同根派生

     

英汉例句

    双语例句

  • The design of the structure of Caseegrain drawtube in space remote instrument was introduced. The product model was constructed using 3-D CAD technique.
    介绍了空间遥感仪器中卡塞格伦镜筒的结构设计，利用三维CAD技术构建了产品模型。

词组短语

    短语

  • drawtube extension tube 伸缩管

英英字典

    柯林斯英英字典

  • a tube, such as one of the component tubes of a telescope, fitting coaxially within another tube through which it can slide

专业释义

    医药科学

  • 伸缩管；显微镜的镜筒