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单词 silk cocoon
释义
silk cocoon
/ s?lk k??ku?n /
  • 简明释义
  • 蚕茧
  • 网络释义
  • 1

    ?绢蚕

    ... silk blend 夹丝混纺 silk cocoon 绢蚕 silk covered wire 丝卷线 ...

  • 2

    ?蚕茧

    蚕茧

  • 双语例句
  • 1
    Mature larvae usually leaves the victim or the back of the leaves, petioles, veins and weeds on a thin silk cocoon so pupation, pupal stage 5-15 days.
    老熟幼虫一般在被害叶片背面或枯叶、叶柄、叶脉及杂草上吐丝做薄茧化蛹,蛹期5 - 15天。
  • 2
    Juxian is the largest silkworm production base, gaining the top position of the province for its silk cocoon in both quantity and quality for serial years.
    莒县是山东省最大的桑蚕生产基地,蚕茧产量质量连续五年全省夺冠。
  • 3
    The utility model discloses a steam heating device for rereeling machines and silk cocoon reeling machines in silk industry, mainly composed of a steam input tube and a condensation returning tube.
    本实用新型公开了一种用于丝绸业中复摇机、缫丝机的蒸汽加热装置。
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更新时间:2025/8/26 2:16:19